Study sets matching "atoms science chemistry"

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Study sets matching "atoms science chemistry"

25 terms
Science Chemistry (atoms)
Atom
Electron
Nucleus
Proton
the basic particle from which all elements are made
a tiny negatively charged particle that moves around the outs…
the central core of an atom that contains protons and neutrons
small positively charged particles that are found in the nucl…
Atom
the basic particle from which all elements are made
Electron
a tiny negatively charged particle that moves around the outs…
Science - Chemistry (Counting Atoms)
Element Symbol
Subscript (lower right corner)
Subscript (outside a bracket bottom ri…
Coefficient (in front of a chemical sy…
The symbol of an element in a compound represents one atom of…
It's used to indicate the number of atoms of an element if th…
Multiplies all the elements inside the bracket
Indicates the number of atoms in that element, effects the wh…
Element Symbol
The symbol of an element in a compound represents one atom of…
Subscript (lower right corner)
It's used to indicate the number of atoms of an element if th…
18 terms
Science Vocab atoms/ chemistry
atom
atomic number
electron
element
tiny building block of matter, made up of protons, neutrons,…
the number of protons in an atom
particle with a negative charge
substance that is made up of only one type of atom
atom
tiny building block of matter, made up of protons, neutrons,…
atomic number
the number of protons in an atom
5 terms
Science chemistry and atoms test
proton
neutron
electron
atomic number
has a positive electric charge
has the same mass as a proton but no electric charge
has a negative charge and is smaller
the number of protons in an atom
proton
has a positive electric charge
neutron
has the same mass as a proton but no electric charge
Science Chemistry 1a (Atoms)
Protons
Electrons
Neutrons
Nucleus
Positively charged (+)
Negatively charged (-)
No charge
Contains protons and neutrons
Protons
Positively charged (+)
Electrons
Negatively charged (-)
19 terms
Science Chemistry: Atoms
Particle
Atom
Molecule
Compound
They make up all matter.
Are tiny particles that make up everything and are the smalle…
Is a particle containing grouped atoms (two or more)(chemical…
Is the substance produced when two or more different elements…
Particle
They make up all matter.
Atom
Are tiny particles that make up everything and are the smalle…
Science Atoms & Chemistry Vocab
matter
mass
volume
kinetic molecular theory
Matter is anything that has mass and takes up space
the amount of stuff in an object
the amount of space that an object occupies,
The Kinetic Theory of Matter states that matter is composed o…
matter
Matter is anything that has mass and takes up space
mass
the amount of stuff in an object
Science Chemistry (atoms)
Atom
Electron
Nucleus
Proton
the basic particle from which all elements are made
a tiny negatively charged particle that moves around the outs…
the central core of an atom that contains protons and neutrons
small positively charged particles that are found in the nucl…
Atom
the basic particle from which all elements are made
Electron
a tiny negatively charged particle that moves around the outs…
Chemistry - Atom Science People
Democritus
Dalton
J.J. Thomson
Ernest Rutherford
Atom is smallest piece any substance can be broken down into.
All elements are composed of atoms; atoms of the same element…
Discovered electrons with the Cathode Ray Tube (CRT), a vacuu…
Discovered the nucleus (small, dense, and positive) and atoms…
Democritus
Atom is smallest piece any substance can be broken down into.
Dalton
All elements are composed of atoms; atoms of the same element…
53 terms
Science Test - Atoms/Chemistry
Group
Noble Gasses
Metals
The Left
Elements in the same ________ have similar chemical properties.
These gasses are stable and nonreactive.
These are usually malleable, ductile, and good conductors of…
Which side of the periodic table are metals located on?
Group
Elements in the same ________ have similar chemical properties.
Noble Gasses
These gasses are stable and nonreactive.
Science (Chemistry) - Atoms
atom
element
compound
sub atomic particles (+charges)
The smallest particle of substance which can have its own cha…
A pure substance made up of only one type of atom.
A pure substance formed by chemically combining at least two…
neutrons = neutral / protons = positive / electrons = negative
atom
The smallest particle of substance which can have its own cha…
element
A pure substance made up of only one type of atom.
Science - Chemistry - Atoms
What are atoms?
What do atoms contain?
Where is the nucleus?
What is the radius of nucleus?
Smallest part of an element. They are really small
Electrons protons and neutrons
It is in the middle of an atom and it contains protons and ne…
1 x 10-14
What are atoms?
Smallest part of an element. They are really small
What do atoms contain?
Electrons protons and neutrons
41 terms
Science: Atoms and Chemistry
What are Atoms?
What is matter?
What is matter made of?
What is an Atom composed of?
Atoms are the smallest unit of an element and are composed of…
Anything that takes up space and has mass
Atoms
The electron cloud and nucleus
What are Atoms?
Atoms are the smallest unit of an element and are composed of…
What is matter?
Anything that takes up space and has mass
18 terms
8th Grade Science: Unit 10 Atoms / Chemistry
Positively charged particle found in t…
Two particles found in the nucleus
charge of the electron
Electrons are found here
proton
protons and neutrons
positive
electron cloud
Positively charged particle found in t…
proton
Two particles found in the nucleus
protons and neutrons
9 terms
Science Chemistry: Atoms
Particle
Atom
Molecule
Compound
They make up all matter.
Are tiny particles that make up everything and are the smalle…
Is a particle containing grouped atoms (two or more)(chemical…
Is the substance produced when two or more different elements…
Particle
They make up all matter.
Atom
Are tiny particles that make up everything and are the smalle…
Science- Chemistry (The Atom)
Atom
Atomic number
Atomic symbol
Compound
The fundamental building block of all materials; it consists…
The number of protons in a nucleus; The atomic number determi…
A short-hand notation for describing an atom; it consists of…
A pure substance that is made up of two or more different typ…
Atom
The fundamental building block of all materials; it consists…
Atomic number
The number of protons in a nucleus; The atomic number determi…
36 terms
Rside-Science 9 Chemistry Counting Atoms
6
6
4
3
How many Oxygen atoms?
How Many Chlorine atoms?
How many Oxygen atoms?
How many Phosphorous atoms?
6
How many Oxygen atoms?
6
How Many Chlorine atoms?
Science - Chemistry (The Atomic Theory)
The Atomic Theory
Atom
Electron (e)
The Modern Atomic Theory
study of the nature of atoms and how they combine to form all…
the smallest part of an element that has all of the element's…
A negatively charged subatomic particle located in energy lev…
An atom has a small positively charged nucleus surrounded by…
The Atomic Theory
study of the nature of atoms and how they combine to form all…
Atom
the smallest part of an element that has all of the element's…
15 terms
Chemistry Atoms and Atomic Structure
Atom
Subatomic Particles
Proton
Atomic Number
The smallest unit of matter in any element that keeps it's id…
1. Particles that are smaller than the atom. 2. Usually refer…
1. A positively (+) charged subatomic particle located in the…
A unique number for each element on the periodic table that i…
Atom
The smallest unit of matter in any element that keeps it's id…
Subatomic Particles
1. Particles that are smaller than the atom. 2. Usually refer…
18 terms
Science: Atoms Chemistry
Alpha:
Beta:
Gamma:
Soluble:
They are a particles made up of two protons and two neutrons,…
Are a small, negatively charged particles that can be ejected…
It is a form of an electromagnetic wave like an X-Ray. The wa…
When something can easily be dissolved
Alpha:
They are a particles made up of two protons and two neutrons,…
Beta:
Are a small, negatively charged particles that can be ejected…
35 terms
Science chemistry: atoms, ions, isotopes
Smallest component of an element, All…
An atom contains even smaller particle…
Atoms has a nucleus which contains____
In a atom moving rapidly around the nu…
Atoms
Subatomic particles
Neutrons
Electrons (location of them always changes) they are molded a…
Smallest component of an element, All…
Atoms
An atom contains even smaller particle…
Subatomic particles
Science- isotopes, atoms and chemistry
Isotope
Radioisotopes
Chemical change
Physical change
Most atoms with the same elements have the same number but is…
A radioactive isotope
A reaction that forms new substances and cant be reversed
Can be reversed and no new substances or colours
Isotope
Most atoms with the same elements have the same number but is…
Radioisotopes
A radioactive isotope
15 terms
Science-atomic structure-chemistry
What is an atom?
What does the structure of an atom con…
What's in the shells?
What's In the nucleus?
Smalest perticle that can exist independently
Nucleus amd shells
Electrons
Protons ans neutrons
What is an atom?
Smalest perticle that can exist independently
What does the structure of an atom con…
Nucleus amd shells
14 terms
Science chemistry test - ATOMS
Mass number
Atomic number
Electrons
Protons
Largest number. Bottom number
Smallest number. Top number, number of protons. Tells u wat e…
Negative
Positive
Mass number
Largest number. Bottom number
Atomic number
Smallest number. Top number, number of protons. Tells u wat e…
7 terms
SCIENCE Chemistry - Atom anatomy
Atom
Element
Molecule
Compound
Make up all matter
Substance made of only 1 type of atom
Particle containing 2 or more atoms in a fixed ratio chemical…
Substance which contain atoms of 2 or more different elements…
Atom
Make up all matter
Element
Substance made of only 1 type of atom
Natural Science: Atomic Chemistry
Chemistry
Element
Atomic Number
Atomic mass
the study of matter
A substance that cannot be broken down into any other substan…
the number of protons found in the nucleus of an atom
calculated by adding the masses of protons and neutrons
Chemistry
the study of matter
Element
A substance that cannot be broken down into any other substan…
Science - Chemistry - The Atom
Democritus
Dalton
Thomson
Rutherford
Made a mental model of the atom; Greek philosopher.
Formed the atomic theory model of an atom; English schoolteac…
Proposed the "plum pudding" model of the atom; discovered the…
Discovered the nucleus using his gold foil experiment.
Democritus
Made a mental model of the atom; Greek philosopher.
Dalton
Formed the atomic theory model of an atom; English schoolteac…
Science Chemistry Test#2 (atoms)
Nucleus
Proton
Neutron
Electron
center of the atom
positive charge (nucleus)
no charge (nucleus)
negatively charged particles, found outside of the nucleus
Nucleus
center of the atom
Proton
positive charge (nucleus)
22 terms
Science: Chemistry [Atomic Structure]
Atoms
Nucleus
Protons
Neutrons
"The building blocks of the universe." All matter is composed…
The centre of the atom. Place where protons & neutrons are fo…
Contain positive charge.
Contain no (neutral) charge.
Atoms
"The building blocks of the universe." All matter is composed…
Nucleus
The centre of the atom. Place where protons & neutrons are fo…
Science - Chemistry (Inside the Atom)
Atoms
Molecule
Compound
Elements
The basic building blocks of all matter - both living and non…
Two or more atoms joined together.
A type of molecule.... Substances made up of 2 or more atoms whi…
A type of substance that contains only 1 type of atom.... It is…
Atoms
The basic building blocks of all matter - both living and non…
Molecule
Two or more atoms joined together.
21 terms
SCIENCE STARR REVIEW: Atoms and Chemistry
What is the charge of protons, electro…
Is the group or period a vertical line…
Is the group or period a horizontal li…
How many electrons does the 1st, 2nd,…
Protons: positive charge... Electrons: negative charge ... Neutrons…
Group
Period
1st- 2 electrons ... 2nd- 8 electrons ... 3rd- 18 electrons
What is the charge of protons, electro…
Protons: positive charge... Electrons: negative charge ... Neutrons…
Is the group or period a vertical line…
Group
30 terms
Chemistry- Atoms
atom
nucleus
proton
neutron
smallest part of an element that can be identified as that el…
center, or core, of an atom (where the protons and neutrons a…
particle that has a positive charge - located in the nucleus…
particle that has no charge - located in the nucleus of an at…
atom
smallest part of an element that can be identified as that el…
nucleus
center, or core, of an atom (where the protons and neutrons a…
Academic Science 9 - Chemistry Set 2 - Atoms
atom
electron
electron cloud
neutron
the smallest unit of an element that maintains that element's…
a subatomic particle that has one negative charge
the region outside the atom's nucleus where electrons are loc…
a subatomic particle with no electrical charge
atom
the smallest unit of an element that maintains that element's…
electron
a subatomic particle that has one negative charge
Science study guide chemistry and atoms
Democritus
John dalton
Ernest Rutherford
Neils bohr
First atomic theory
Father of atomic
Realized atoms weren't solids
Bohr diagram
Democritus
First atomic theory
John dalton
Father of atomic
Science: Yr 10 chemistry-Atoms
Ionic Compounds
Covalent Compounds
Electronegativity
Metallic Character
Ionic compounds are made up of positive and negative ions (me…
Covalent compounds are made up of non-metal atoms where the v…
the tendency of an atom to attract electrons in the formation…
Metallic character increases as you go from right to left acr…
Ionic Compounds
Ionic compounds are made up of positive and negative ions (me…
Covalent Compounds
Covalent compounds are made up of non-metal atoms where the v…
Prentice Hall - Science Explorer - Chemistry - Atoms & Elements
Nucleus
Proton
Neutron
Electron
the positively charged dense center of an atom
A subatomic particle that has a positive charge and that is f…
A subatomic particle that has no charge and that is found in…
A subatomic particle that has a negative charge
Nucleus
the positively charged dense center of an atom
Proton
A subatomic particle that has a positive charge and that is f…
45 terms
Chemistry-Atoms
nucleus
proton
neutron
isotope
dense core of an atom
positively charged particle in the nucleus
particle with no charge in the nucleus
*atoms of the same element that have different numbers of neu…
nucleus
dense core of an atom
proton
positively charged particle in the nucleus
14 terms
Chemistry Chapter 5 "Atoms and Bonding" (Physical Science)
ionic bonding
covalent bonding
valence electrons
oxidation numbers
chemical bonding that results from the electrical attraction…
results from the sharing of electron pairs between two atoms
electrons on the outermost energy level of an atom
Shows how many electrons can be shared, lost or gained to bec…
ionic bonding
chemical bonding that results from the electrical attraction…
covalent bonding
results from the sharing of electron pairs between two atoms
10 terms
Science - chemistry - atomic structure
How big are atoms
What subatomic particles make up an atom
What is the relative mass of a proton…
What is the relative mass of an electron
0.0000000001m
Protons, electrons, neutrons
1
0
How big are atoms
0.0000000001m
What subatomic particles make up an atom
Protons, electrons, neutrons
75 terms
CHEMISTRY~ ATOMIC STRUCTURE: STEM Science & Engineering (Geisbush)
acid
base
boiling point
atom
Any compound that produces hydrogen ions (H+) ... in water and…
Any compound that produces hydroxide ions (H-) in water and r…
The temperature at which a substance changes from a liquid st…
The smallest particle into which an element can be divided an…
acid
Any compound that produces hydrogen ions (H+) ... in water and…
base
Any compound that produces hydroxide ions (H-) in water and r…
9 terms
SCIENCE: Atoms
Atoms
Protons
Neutrons
Electrons
the tiniest particles of an element that can still be that el…
particles in the nucleus of an atom with a positive charge
particles in the nucleus of the atom with a neutral charge wh…
particles with a negative charge that orbit the nucleus of an…
Atoms
the tiniest particles of an element that can still be that el…
Protons
particles in the nucleus of an atom with a positive charge
Honors Chemistry Atoms and Nuclear Science Test
Atomic Number
Mass Number
Atomic Mass
Isotopes
The number of protons in the nucleus of an atom. (In a neutra…
The sum of the number of neutrons and protons in an atomic nu…
The average mass of every isotope of an element.
Atoms of the same element that have different numbers of neut…
Atomic Number
The number of protons in the nucleus of an atom. (In a neutra…
Mass Number
The sum of the number of neutrons and protons in an atomic nu…
Science Test #3 Chemistry and Atoms
Atom
Electron
Nucleus
Proton
The smallest particle that still can be considered an element
A negatively charged particle
Center of an Atom
The positive charged particles in an atom's nucleus
Atom
The smallest particle that still can be considered an element
Electron
A negatively charged particle
Science- Atom Unit-Chemistry #1
atom
electron
nucleus
proton
the smallest piece of an element that still represents that e…
a particle with one negative charge
center of an atom where the atom's mass and positive charge i…
an atomic particle that has one positive charge
atom
the smallest piece of an element that still represents that e…
electron
a particle with one negative charge
Science Unit 1: Chemistry and Atoms
How does every scientific investigatio…
What is a hypothesis?
What does the hypothesis lead to?
In a controlled experiment how many pa…
With a testable question
an answer to the testable question, an educated guess, and it…
a controlled expirement
one to test the effect of that one variable
How does every scientific investigatio…
With a testable question
What is a hypothesis?
an answer to the testable question, an educated guess, and it…
19 terms
Chemistry, Chapter 4: Atoms
Atom
Dalton's Atomic Theory
Democritus's Atomic Philosophy
Dalton's four major points in atomic t…
smallest particle of matter that retains the identify of an e…
an early theory relating chemical changes to events of the at…
In 300's BC reasoned that atoms were indivisible and indestru…
1. all elements are composed of tiny indivisible particles ca…
Atom
smallest particle of matter that retains the identify of an e…
Dalton's Atomic Theory
an early theory relating chemical changes to events of the at…
59 terms
Chemistry: Atoms
Democritus
Democritus's Model of Atom
John Dalton
Dalton's Atomic Theory
Greek philosopher; idea of 'democracy'; idea of 'atomos' (ind…
No protons, neutrons, electrons; Solid and indestructable
English school teacher; Stated that elements consisted of tin…
1. All matter consists of tiny particles called atoms... 2. Atom…
Democritus
Greek philosopher; idea of 'democracy'; idea of 'atomos' (ind…
Democritus's Model of Atom
No protons, neutrons, electrons; Solid and indestructable
15 terms
Sci 8 Chemistry: Atoms
atom
matter
elements
subatomic particles
Smallest unit of an element.
Anything that has mass and takes up space.
A molecule composed of one kind of atom; cannot be broken int…
Particles, or parts, found within the atom: protons, neutrons…
atom
Smallest unit of an element.
matter
Anything that has mass and takes up space.
61 terms
Chemistry Atoms
What was Dalton known as?
What were Dalton's postulates?
What did JJ Thomson use?
What did the cathode ray do?
The founder of the atomic theory
1. All matter is composed of indivisible particles called ato…
A cathode ray tube with charged electrical field (+,-)
Deflected by negative electrode towards positive electrode
What was Dalton known as?
The founder of the atomic theory
What were Dalton's postulates?
1. All matter is composed of indivisible particles called ato…
Yearly Exams: Science - Chemistry - Characteristics of Atoms
Protons
Neutrons
Electrons
Atoms
A subatomic particle located in the nucleus of an atom. It ho…
A subatomic particle located in the nucleus of an atom. It ho…
A subatomic particle that usually circles the nucleus of atom…
Usually has the same number of protons and neutrons. ... For ex…
Protons
A subatomic particle located in the nucleus of an atom. It ho…
Neutrons
A subatomic particle located in the nucleus of an atom. It ho…
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