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Study sets matching "term:molecules compounds = formed when two or more atoms bond with each other; also know as chemical substances"

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Study sets matching "term:molecules compounds = formed when two or more atoms bond with each other; also know as chemical substances"

42 terms
TJC Paramedic Ch.7 Atoms, Molecules, and Chemical Bonds
Matter
Elements
Atoms
protons
Anything that takes up space and has mass
Fundamental substances that compose matter
The smallest complete units of an element that have the eleme…
Single, positively charged particles inside the nucleus of an…
Matter
Anything that takes up space and has mass
Elements
Fundamental substances that compose matter
21 terms
8G Chemical Interactions: Chapter 2 Chemical Bonds and Compounds
chemical formula
subscript
compound
properties of compounds
A combination of chemical symbols and numbers to represent a…
A number in a chemical formula that tells the number of atoms…
A substance made up of atoms of two or more different element…
usually very different from the properties of the elements th…
chemical formula
A combination of chemical symbols and numbers to represent a…
subscript
A number in a chemical formula that tells the number of atoms…
36 terms
Molecules, Compounds, and Chemical Equations
Ionic Bond
Covalent Bond
Chemical Formula
Empirical Formula
Formed when one or more electrons are transferred from one at…
A chemical bond that involves sharing a pair of electrons bet…
A combination of chemical symbols and numbers to represent a…
A formula showing the lowest whole number ratio of atoms in a…
Ionic Bond
Formed when one or more electrons are transferred from one at…
Covalent Bond
A chemical bond that involves sharing a pair of electrons bet…
22 terms
Chemical Bonding
Element
Compound
Molecule
Chemical Formula
A substance that cannot be broken down into a simpler substan…
A substance made up of two or more different types of atoms b…
A group of atoms that are held together by covalent bonds so…
Uses chemical symbols to represent the atoms of the elements…
Element
A substance that cannot be broken down into a simpler substan…
Compound
A substance made up of two or more different types of atoms b…
21 terms
Chemical Equations with some Bonding Review
Ion
Law of Conservation of Mass
Isotopes
Synthesis
An atom that has a positive or negative net electric charge d…
Matter cannot be created or destroyed in any chemical reaction
Atoms of the same element that have different numbers of NEUT…
A+B= AB
Ion
An atom that has a positive or negative net electric charge d…
Law of Conservation of Mass
Matter cannot be created or destroyed in any chemical reaction
21 terms
Chemical Bonding
types of bonds
ionic bond (definition)
ionic bond (description)
ionic bond (types of elements)
ionic and covalent
bond formed when one or more electrons are transfered from on…
a chemical bond resulting from the attraction between opposit…
metals with nonmetals
types of bonds
ionic and covalent
ionic bond (definition)
bond formed when one or more electrons are transfered from on…
12 terms
2.3 Chemical Bonds, Chemical Reactions, Molecules and Compounds
Molecules
Compound
Chemical Reactions
Electron Shells
When two or more atoms combine chemically.
When two or more different atoms bind together to for a molec…
Occur whenever atoms combine with or dissociate from other at…
Electrons occupy orbit or generally fixed regions of space ar…
Molecules
When two or more atoms combine chemically.
Compound
When two or more different atoms bind together to for a molec…
33 terms
Science Chapter 4
Valence Electrons
Electron Dot Diagram
Chemical Bond
Ion
Electrons that have the highest energy. They are found on the…
Includes the symbol of the atom and it valence electrons
The force of attraction that holds atoms together as a result…
An atom or molecule (group of atoms) that has a electrical ch…
Valence Electrons
Electrons that have the highest energy. They are found on the…
Electron Dot Diagram
Includes the symbol of the atom and it valence electrons
17 terms
Chemical Bonding: Covalent Bond
Element
Compound
Molecule
Chemical Formula
A substance that cannot be broken down into a simpler substan…
A substance made up of two or more different types of atoms b…
A group of atoms that are held together by covalent bonds. El…
Uses chemical symbols to represent the atoms of the elements…
Element
A substance that cannot be broken down into a simpler substan…
Compound
A substance made up of two or more different types of atoms b…
16 terms
Chemical Bonds
Chemical Bond
Chemical Compound
Ionic Bond
Covalent Bond
force that holds atoms together in a compound
when 2 or more atoms combine together
a bond formed between a metal and a nonmetal due to the trans…
a bond formed from the sharing of electrons between two atoms
Chemical Bond
force that holds atoms together in a compound
Chemical Compound
when 2 or more atoms combine together
40 terms
Chemistry 2 Chapter 12 Chemical Bonding
Lewis dot
Octet Rule
Duet Rule
Chemical Bond
consists of the symbol of an element and one dot for each val…
atoms react by gaining or losing electrons so as to acquire t…
Some elements are the most stable with their first orbital fi…
The force that holds two atoms together
Lewis dot
consists of the symbol of an element and one dot for each val…
Octet Rule
atoms react by gaining or losing electrons so as to acquire t…
16 terms
basic chem 9 definitions
mixture
pure substance
HOFBrINCl
Molecules
has at least 2 different pure substances or 2 types of partic…
contains only 1 kind of particle
Hydrogen, Oxygen, Fluorine, Bromine, Iodine, Nitrogen, Chlorine
are a group of atoms covalently bonded to each other
mixture
has at least 2 different pure substances or 2 types of partic…
pure substance
contains only 1 kind of particle
21 terms
Chemical Bonding: Ionic Bond
Element
Compound
Molecule
Chemical Formula
A substance that cannot be broken down into a simpler substan…
A substance made up of two or more different types of atoms b…
A group of atoms that are held together by covalent bonds so…
Uses chemical symbols to represent the atoms of the elements…
Element
A substance that cannot be broken down into a simpler substan…
Compound
A substance made up of two or more different types of atoms b…
24 terms
Chemical Bonding Ionic and Covalent Bond
Element
Compound
Molecule
Chemical Formula
A substance that cannot be broken down into a simpler substan…
A substance made up of two or more different types of atoms b…
A group of atoms that are held together by covalent bonds. El…
Uses chemical symbols to represent the atoms of the elements…
Element
A substance that cannot be broken down into a simpler substan…
Compound
A substance made up of two or more different types of atoms b…
10 terms
Compounds
compounds
chemical formula
subscripts
no subscript
Compounds are pure substances that are composed of two or mor…
shows the different atoms that compose the compound..
show how many of each kind of atom are in the compound. This…
only one atom of each element such as salt NaCl
compounds
Compounds are pure substances that are composed of two or mor…
chemical formula
shows the different atoms that compose the compound..
19 terms
Covalent Bonds, Molecules, and molecular compounds
Covalently bonded molecule
Molecular compounds
Molecular formula
Structural formula
sharing of electrons between atoms
most molecules are called this and are composed of two or mor…
Chemical constituents of a molecule and their rations are rep…
this is complementary to its molecular formula and exhibits n…
Covalently bonded molecule
sharing of electrons between atoms
Molecular compounds
most molecules are called this and are composed of two or mor…
13 terms
Science 7.2
Molecules
Chemical Change
Compound
Chemical Formula
atoms may join with other atoms to form units that are called
Process that joins together different types of atoms
Substance formed as a result of a chemical change or is 2 or…
the atomic symbols and numbers used to abbreviate the name of…
Molecules
atoms may join with other atoms to form units that are called
Chemical Change
Process that joins together different types of atoms
14 terms
Chapter 20 Section 1 & 2
ion
ionic bond
covalent bond
molecule
atom that has lost or gained electrons
the force of attraction between the opposite charges of the i…
the attraction that forms between atoms when they share elect…
a particle that forms as a result of electron sharing
ion
atom that has lost or gained electrons
ionic bond
the force of attraction between the opposite charges of the i…
21 terms
CH5 Molecules and Compounds
law of constant composition
chemical formula
polyatomic ions
empirical formula
all samples of a given compound have the same proportion of t…
indicates the elements present in the compound and the relati…
groups of atoms that act as a unit
the simplest whole number ration of atoms of each element in…
law of constant composition
all samples of a given compound have the same proportion of t…
chemical formula
indicates the elements present in the compound and the relati…
27 terms
Combo with "Atoms and Bonding, Interactive Science, Chapter 4" and 1 other
chemical bond
ion
polyatomic ions
ionic compound
is the force of attraction that holds atoms together as a res…
is an atom or a group of atoms that has an eletrical charge.
ions that are made of more than 1 atom.
is made up of positive and negative ions.
chemical bond
is the force of attraction that holds atoms together as a res…
ion
is an atom or a group of atoms that has an eletrical charge.
15 terms
Biology study guide #2
chemical bonds
Valence Shell
Ionic bond
positive charge
The atoms in compounds are held together by
The atoms in compounds are held together by...... and also de…
formed when one or more electrons are... transferred from one at…
An atom that loses electrons
chemical bonds
The atoms in compounds are held together by
Valence Shell
The atoms in compounds are held together by...... and also de…
17 terms
Chemical bond
valence electrons
octet rule
electron dot structure
ionic compound
is an electron that is associated with an atom, and that can…
states that elements gain or lose electrons to attain an elec…
valence electrons are represented by dots placed around the c…
a compound formed by ions bonding together through electrosta…
valence electrons
is an electron that is associated with an atom, and that can…
octet rule
states that elements gain or lose electrons to attain an elec…
31 terms
Chemical Bonding Long version
bond energy
chemical bond
ionic bond
covalent bond
energy released when a chemical bond is formed, also, the amo…
force that holds groups of two or more atoms together and mak…
electrical attraction between cations and anions, electrons a…
bonding between two atoms due to shared pair(s) of electrons
bond energy
energy released when a chemical bond is formed, also, the amo…
chemical bond
force that holds groups of two or more atoms together and mak…
12 terms
Chapter 22 terms
Ion
Chemical formula
Chemical bond
Covalent bond
An atom that has lost or gained electrons.
A formula that what element and how many atoms of each elemen…
the force that holds two atoms together
A chemical bond formed when two atoms share electrons
Ion
An atom that has lost or gained electrons.
Chemical formula
A formula that what element and how many atoms of each elemen…
23 terms
Modern Chemistry: Section 6.2 - Covalent Bonding and Molecular Compounds Culler
molecule
molecular compound
chemical formula
Molecular formula
a neutral group of atoms that are held together by covalent b…
molecules that are the simplest units of a chemical compound
indicates the relative number of atoms of each kind in a chem…
shows the types and numbers of atoms combined in a single mol…
molecule
a neutral group of atoms that are held together by covalent b…
molecular compound
molecules that are the simplest units of a chemical compound
37 terms
Biology Concepts and Connections Chapter 2
Element
Compound
Proton
Electron
A substance that cannot be broken down to other substances by…
A substance containing two or more elements in a fixed ratio.
A particle with a polite charge, found in the nucleus of an a…
A particle with a single negative electrical charge. One or m…
Element
A substance that cannot be broken down to other substances by…
Compound
A substance containing two or more elements in a fixed ratio.
26 terms
BC science probe 10 chapter 7
Elements
Compounds
Subatomic particles
Protons
Simplest, 1 kind of atom... Eg. Oxygen and silver
2 or more elements (different atoms) chemically combined in a…
Protons, neutrons and electrons
Positive charge (in nucleus)... Mass=1 atomic mass unit (amu or u)
Elements
Simplest, 1 kind of atom... Eg. Oxygen and silver
Compounds
2 or more elements (different atoms) chemically combined in a…
12 terms
Ch. 22 Chemical Bonds
chemical formula
ion
chemical bond
ionic bond
tells what elements a compound contains and the exact number…
charged particle because it now has either more or fewer elec…
force that holds atoms together in a compound
Force of attraction between the opposite charges of the ions…
chemical formula
tells what elements a compound contains and the exact number…
ion
charged particle because it now has either more or fewer elec…
41 terms
Combo with "Atoms and Bonding, Interactive Science, Chapter 4" and 1 other
valence electrons
electron dot diagram
chemical bond
ion
are electrons that have the highest energy
includes the symbolmfor the element surrounded by dots.
is the force of attraction that holds atoms together as a res…
is an atom or a group of atoms that has an eletrical charge.
valence electrons
are electrons that have the highest energy
electron dot diagram
includes the symbolmfor the element surrounded by dots.
32 terms
Chemical Bonding Ionic and Covalent Bond
Element
Compound
Molecule
Chemical Formula
A substance that cannot be broken down into a simpler substan…
A substance made up of two or more different types of atoms b…
A group of atoms that are held together by covalent bonds. El…
Uses chemical symbols to represent the atoms of the elements…
Element
A substance that cannot be broken down into a simpler substan…
Compound
A substance made up of two or more different types of atoms b…
16 terms
Atoms, Molecules, and Chemical Bonds
Chemical bond
Chemical Formula
Compound
Covalent bond
Force that holds two atoms together.
Combination of chemical symbols and numbers that indicates wh…
Pure substance that contains two or more elements.
Chemical bond formed when atoms share electrons.
Chemical bond
Force that holds two atoms together.
Chemical Formula
Combination of chemical symbols and numbers that indicates wh…
16 terms
Chemical bonds
Elements are made up of
The symbol for each element
Compounds are composed of
Compounds and their formulas show the
One kind of atom
Is unique
More than one atom chemically bonded
Different atoms that compose the compound
Elements are made up of
One kind of atom
The symbol for each element
Is unique
20 terms
Regents Chemistry - Bonding
Octet Rule
Ionic Bond
Covalent Bond
Formula Unit
a chemical rule of thumb that reflects observation that atoms…
formed between two ions with opposite charges. Ionic bonds fo…
a chemical bond that involves the sharing of electron pairs b…
the empirical formula of any ionic or covalent network solid…
Octet Rule
a chemical rule of thumb that reflects observation that atoms…
Ionic Bond
formed between two ions with opposite charges. Ionic bonds fo…
24 terms
Chemical Bonding
covalent bond
ionic bond
metallic bond
ion
a bond between two atoms that is formed by shared electrons.…
a bond between two atoms that is formed by transferred electr…
a bond between two metal atoms. Atoms in a chunk of metal all…
a charged particle formed when an atom gains or loses one or…
covalent bond
a bond between two atoms that is formed by shared electrons.…
ionic bond
a bond between two atoms that is formed by transferred electr…
35 terms
Chemical Bonding Ionic and Covalent Bond
Chemical Formula
Subscript
Halogens
Noble Gases
Uses chemical symbols to represent the atoms of the elements…
A number written to the right of the chemical symbol and slig…
The elements in Group 17. They are very reactive nonmetals th…
The elements in Group 18. They almost never react with any ot…
Chemical Formula
Uses chemical symbols to represent the atoms of the elements…
Subscript
A number written to the right of the chemical symbol and slig…
34 terms
Atoms & the Periodic Table
92 electrons
146 neutrons
Uranium-238
isotope
How many electrons Uranium-238 contains
How many neutrons Uranium-238 contains
An isotope of uranium
a type of atom that is radioactive because it has more neutro…
92 electrons
How many electrons Uranium-238 contains
146 neutrons
How many neutrons Uranium-238 contains
25 terms
How Atoms Form Compounds
Compounds
chemical formula
molecule
law of definite proportions
chemical combinations of elements with properties that are di…
contains atomic symbols and subscripts to show the elements a…
a neutral particle that forms as a result of electron sharing
a pure compound will always contain the same elements in the…
Compounds
chemical combinations of elements with properties that are di…
chemical formula
contains atomic symbols and subscripts to show the elements a…
22 terms
Ch.8 Molecular Compounds
covalent bond
molecule
diatomic molecule
molecular compound
a bond formed by the sharing of electrons between atoms
a neutral group of atoms joined together by covalent bonds
a molecule consisting of two atoms
a compound that is composed of molecules
covalent bond
a bond formed by the sharing of electrons between atoms
molecule
a neutral group of atoms joined together by covalent bonds
Pure Substances, Mixtures, Chemical Bonds
matter
element
compound
mixture
material that has mass and takes up some amount of space... Key…
a pure substance that cannot be broken down into simpler subs…
Definition... a chemical combination of two or more elements... Key…
a combination of substances that can be physically separated…
matter
material that has mass and takes up some amount of space... Key…
element
a pure substance that cannot be broken down into simpler subs…
22 terms
Chemical Bonding: Covalent Bond
Element
Compound
Molecule
Chemical Formula
A substance that cannot be broken down into a simpler substan…
A substance made up of two or more different types of atoms b…
A group of atoms that are held together by covalent bonds. El…
Uses chemical symbols to represent the atoms of the elements…
Element
A substance that cannot be broken down into a simpler substan…
Compound
A substance made up of two or more different types of atoms b…
12 terms
Chapter 1 Activity 8: How Atoms Interact With Each Other--IONIC BONDING
Ionic bond
Valence Electron
Metal
Nonmetal
A force of attraction between two oppositely ions that is for…
Electrons that are located in the outermost energy level of a…
An element that is located to the left of the stair-step line…
An element that is located to the right of the stait-step lin…
Ionic bond
A force of attraction between two oppositely ions that is for…
Valence Electron
Electrons that are located in the outermost energy level of a…
77 terms
chemical bonds
a mutual electrical attraction between…
why are most atoms chemically bonded t…
chemical bonding that results from the…
results from the sharing of electron p…
chemical bond
as independent particles they are at relatively high potentia…
ionic bonding
covalent bonding
a mutual electrical attraction between…
chemical bond
why are most atoms chemically bonded t…
as independent particles they are at relatively high potentia…
49 terms
Molecules & Compounds
Order of Listing Nonmetal Elements in…
acid
atomic element
Ball and Stick Model
C,P,N,H,S,I,Br,Cl,O,F
a molecular compound that dissolves in solution to form H⁺ io…
exists in nature with single atoms as the basic unit
atoms as color coded balls and chemical bonds are sticks whic…
Order of Listing Nonmetal Elements in…
C,P,N,H,S,I,Br,Cl,O,F
acid
a molecular compound that dissolves in solution to form H⁺ io…
18 terms
LDH Introduction to Chemistry Ch. 4 L.3
covalent bond
covalent bonds usually forms between
in a covalent bond
molecule
A chemical bond formed when two atoms share electrons
non metal atoms
attraction between the shared electrons and the protons in th…
a neutral group of atoms joined by covalent bonds
covalent bond
A chemical bond formed when two atoms share electrons
covalent bonds usually forms between
non metal atoms
78 terms
Science Chapter 5 (Chemical Bonds)
A force that holds two atoms together…
A pure substance that contains 2 or mo…
A charged atom particle is called an
Ions are held together by an
chemical bond
compound... Example: Water, H2O
ion
ionic bond like Sodium Chloride: NaCl
A force that holds two atoms together…
chemical bond
A pure substance that contains 2 or mo…
compound... Example: Water, H2O
23 terms
Chemical Bonding (ionic and covalent)
Element
Compound
Molecule
Chemical Formula
A substance that cannot be broken down into a simpler substan…
A substance made up of two or more different types of atoms b…
A group of atoms that are held together by covalent bonds. El…
Uses chemical symbols to represent the atoms of the elements…
Element
A substance that cannot be broken down into a simpler substan…
Compound
A substance made up of two or more different types of atoms b…
84 terms
Chem
lower energy states
forming ions w/ noble gas electron con…
sharing
covalent bond
________ makes atoms more stable
when atoms gain or lose electrons they become more stable by...
atoms can also become stale by ____ electrons
the chemical bond that results from sharing valence electrons
lower energy states
________ makes atoms more stable
forming ions w/ noble gas electron con…
when atoms gain or lose electrons they become more stable by...
Chemistry: Chemical Bonding
chemical bond
covalent bond
ionic bond
ion
an attractive force between atoms or ions that occurs when at…
a chemical bond formed by atoms that are sharing one or more…
a chemical bond in which one atom loses an electron to form a…
a particle that has an electric charge other than zero, creat…
chemical bond
an attractive force between atoms or ions that occurs when at…
covalent bond
a chemical bond formed by atoms that are sharing one or more…
Chemical Bonding Ionic and Covalent Bond
Element
Compound
Molecule
Chemical Formula
A substance that cannot be broken down into a simpler substan…
A substance made up of two or more different types of atoms b…
A group of atoms that are held together by covalent bonds. El…
Uses chemical symbols to represent the atoms of the elements…
Element
A substance that cannot be broken down into a simpler substan…
Compound
A substance made up of two or more different types of atoms b…
17 terms
Chemical Bonding (short)
Element
Compound
Molecule
Chemical Formula
A substance that cannot be broken down into a simpler substan…
A substance made up of two or more different types of atoms b…
A group of atoms that are held together by covalent bonds. El…
Uses chemical symbols to represent the atoms of the elements…
Element
A substance that cannot be broken down into a simpler substan…
Compound
A substance made up of two or more different types of atoms b…
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