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Study sets matching "term:polar molecules = a molecule in which opposite ends have opposite electric charges"

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Study sets matching "term:polar molecules = a molecule in which opposite ends have opposite electric charges"

11 terms
Polar molecules
Polar molecules
Cohesion
Surface tension
Polar bonds
Have a slightly positive end and slightly negative end due to…
The attraction of like molecules to each other, such as water
The cohesion between polar molecules at the surface of a liquid
An unequal sharing of electrons in a covalent bond
Polar molecules
Have a slightly positive end and slightly negative end due to…
Cohesion
The attraction of like molecules to each other, such as water
9 terms
16.3
Non polar covalent bond
Polar covalent bond
polar molocule
dipole
A covalent bond in which the bonding electrons are shared equ…
A covalent bond in which electrons are not shared equally
opposite ends of the molecule have opposite charges
A polar molecule
Non polar covalent bond
A covalent bond in which the bonding electrons are shared equ…
Polar covalent bond
A covalent bond in which electrons are not shared equally
10 terms
2-5 Properties of Water
polar molecule
hydrogen bonds
Water has
water molecules
a molecule in which opposite ends have opposite electric char…
a weak electrical attraction between the slight positive char…
a large capacity to hold heat
stick together because of hydrogen bonds
polar molecule
a molecule in which opposite ends have opposite electric char…
hydrogen bonds
a weak electrical attraction between the slight positive char…
10 terms
Polarity & Electronegativity
Polarity
Electronegativity
Change in EN > 1.7
Change in EN 0.5-1.7
A lack of electrical symmetry in a molecule. Charge differenc…
How much molecules attract electrons
ionic
polar covalent
Polarity
A lack of electrical symmetry in a molecule. Charge differenc…
Electronegativity
How much molecules attract electrons
9 terms
SC302 Unit 2 - IMFs
polarity
polar bond
non-polar bond
polar molecule
A lack of electrical symmetry in a molecule. Charge differenc…
a covalent bond in which electrons are shared unequally
a covalent bond in which electrons are shared equally
A molecule that has electrically charged areas.
polarity
A lack of electrical symmetry in a molecule. Charge differenc…
polar bond
a covalent bond in which electrons are shared unequally
8 terms
Science unit 8
Compounds
Chemical bond
Ion
Nonpolar molecule
Most of the matter around you is in the form of what
A force that holds together the atoms in a compound
An atom that has an electrical charge
Molecule that does not have oppositely charged ends
Compounds
Most of the matter around you is in the form of what
Chemical bond
A force that holds together the atoms in a compound
6 terms
water in chemistry
polar covalent molecule
Polarity
dipole
cohesion
unequal electron pair sharing; slight negative charge at one…
a separation of electric charge leading to a molecule or its…
a pair of equal and opposite electric charges or magnetic pol…
molecules sticking together, being mutually attractive
polar covalent molecule
unequal electron pair sharing; slight negative charge at one…
Polarity
a separation of electric charge leading to a molecule or its…
8 terms
Science Quiz Chp
chemical bond
ion
nonpolar molecule
polar molecule
force that holds together the atoms in a compound
an atom that has an electrical charge
molecule that does not have oppositely charged ends
molecule that had oppositely charged ends
chemical bond
force that holds together the atoms in a compound
ion
an atom that has an electrical charge
9 terms
Flashcards
Atom
Element
Polar Molecule
Non-polar Molecule
the basic unit of a chemical element
A pure substance made of only one kind of atom
A molecule that has electrically charged areas.
molecule that shares electrons equally and does not have oppo…
Atom
the basic unit of a chemical element
Element
A pure substance made of only one kind of atom
9 terms
Vocab
Atom
Element
Molecule
Valence Electrons
The smallest unit of matter, Building blocks of matter.
Pure substance that can not be broken down into other substan…
Two or more atoms that are covalently bonded.
They are electrons on the outer most shell of the atom.
Atom
The smallest unit of matter, Building blocks of matter.
Element
Pure substance that can not be broken down into other substan…
11 terms
Biology
Characteristics of all living things
Homeostasis
Ion
ionic bond
...
the ability or tendency to maintain internal stability
atom or molecule with a net electric charge due to the loss o…
complete transfer of valence electrons between atoms
Characteristics of all living things
...
Homeostasis
the ability or tendency to maintain internal stability
16 terms
Atoms, Periodic Table, Water
atom
element
molecule
compound
basic building block of all matter
a pure substance containing only one type of atom
at least 2 atoms joined together
at least 2 different atoms joined together
atom
basic building block of all matter
element
a pure substance containing only one type of atom
15 terms
chemistry: Polarity
polarity
intermolecular forces
dipole
dipole-dipole
Having an indicated pole (as the distinction between positive…
forces of attraction between molecules
a molecule that has two poles
attractions between oppositely charged regions of polar molec…
polarity
Having an indicated pole (as the distinction between positive…
intermolecular forces
forces of attraction between molecules
9 terms
Water
polar molecule
cohesion
adhesion
temperature
molecule in which opposite ends have opposite electric charges
tendency of molecules of the same kind to stick to one another
attraction between unlike molecules
measure of the average energy of random motion of particles i…
polar molecule
molecule in which opposite ends have opposite electric charges
cohesion
tendency of molecules of the same kind to stick to one another
7 terms
Biology
Ionic Bond
Covalent bond
Molecule
Polar Molecule
When an atom transfers electron to another atom.
When two or more atoms share electrons.
Two or more atoms held together by covalent bonds
A molecule in which opposite ends have opposite electrical ch…
Ionic Bond
When an atom transfers electron to another atom.
Covalent bond
When two or more atoms share electrons.
7 terms
Water
Polar molecule
Cohesion
Adhesion
Temperature moderation
Opposite ends of the molecule have opposite charges or unequa…
Attraction to similar molecules ... - surface tension
Molecules attract a different molecules... - capillary action
Water resists temperature changes
Polar molecule
Opposite ends of the molecule have opposite charges or unequa…
Cohesion
Attraction to similar molecules ... - surface tension
8 terms
Molecules Unit
Polar
Non polar
Lewis Structure
Dispersion Force
having a pair of equal and opposite charges,... Describes a mole…
a molecule in which all atoms have the same electronegativity…
A structural formula in which electrons are represented by do…
Temporary dipole created when moving electrons within an elem…
Polar
having a pair of equal and opposite charges,... Describes a mole…
Non polar
a molecule in which all atoms have the same electronegativity…
15 terms
Atoms, Elements & Compounds Vocabulary
pH
covalent bond
ionic bond
solvent
measure of concentration of hydrogen ions in a solution
chemical bond that forms when electrons are shared
electrical attraction between two oppositely charged atoms
substance in which another substance is dissolved
pH
measure of concentration of hydrogen ions in a solution
covalent bond
chemical bond that forms when electrons are shared
8 terms
Chemistry of life
Atom
Element
Molecule
Covalent bonding
Smallest unit of matter... Building block of matter.
Pure substance that cannot be broken down into other substanc…
Two or more atoms covalently bonded together.
Sharing electrons.
Atom
Smallest unit of matter... Building block of matter.
Element
Pure substance that cannot be broken down into other substanc…
18 terms
Atoms, Bonding, and Water
Atom
4 most common elements of life
electrons
covalent bond
building blocks of matter
carbon, hydrogen, nitrogen and oxygen
negatively charged particles
strong bond that forms when atoms share electrons
Atom
building blocks of matter
4 most common elements of life
carbon, hydrogen, nitrogen and oxygen
14 terms
Chapter 18 vocabulary
chemical bond
chemical formula
covalent bond
ion
A force that holds together atoms that form a compound.
A formula that gives the elements in a compound and the ratio…
A chemical bond formed when two atoms share electrons
A charged atom
chemical bond
A force that holds together atoms that form a compound.
chemical formula
A formula that gives the elements in a compound and the ratio…
36 terms
8.4 Polar Bonds & Molecules
what determine molecular properties?
what is a nonpolar covalent bond?
what molecules have nonpolar covalent…
what is a polar bond (polar covalent b…
kind & number of atoms joined together
atoms in the bond pull equally & bonding electrons shared equ…
hydrogen (h2) oxygen (o2) & nitrogen (n2) & diatomic halogen…
atoms in bond pull unequally & bonding electrons shared unequ…
what determine molecular properties?
kind & number of atoms joined together
what is a nonpolar covalent bond?
atoms in the bond pull equally & bonding electrons shared equ…
Biogoly
Atom
Proton
Neutron
Nucleus ( atomic)
atom is the smallest basic unit of matter. Millions of atoms…
Protons and neutrons form the dense center of an atom—the ato…
Neutrons, as their name implies, are neutral—they have no cha…
byErnest Rutherford based on the 1909 Ggold foil experiment.…
Atom
atom is the smallest basic unit of matter. Millions of atoms…
Proton
Protons and neutrons form the dense center of an atom—the ato…
8 terms
Water Vocabulary
Adhesion
Aqueous solution
Cohesion
Density
The attraction between unlike molecules
Water is a solvent
Attraction between like molecules
Amount of mass per unit volume
Adhesion
The attraction between unlike molecules
Aqueous solution
Water is a solvent
8 terms
Grace (chemistry is related to biology) DEFINITIONS
a molecule in which opposite ends have…
a solution that has many H+ ions
the tendency of molecules of the same…
a pure substance that cannot be broken…
polar
acid
cohesion
element
a molecule in which opposite ends have…
polar
a solution that has many H+ ions
acid
Atom Unit Flashcards
Atom
Element
Molecule
Valence Electrons
Basic unit of matter
A pure substance made of only one kind of atom
A group of atoms held together by covalent bonds.
Electrons on the outermost energy level of an atom
Atom
Basic unit of matter
Element
A pure substance made of only one kind of atom
14 terms
CH. 18 Science
Chemical formula
chemical bond
ion
ionic bond
A combination of chemical symbols and numbers to represent a…
the force that holds two atoms together
A particle that is electrically charged (positive or negative)
The attraction between oppositely charged ions.
Chemical formula
A combination of chemical symbols and numbers to represent a…
chemical bond
the force that holds two atoms together
Science vocab
chemical formula
chemical bond
ion
ionic bond
A combination of chemical symbols and numbers to represent a…
the force that holds two atoms together
A charged atom
Formed when one or more electrons are transferred from one at…
chemical formula
A combination of chemical symbols and numbers to represent a…
chemical bond
the force that holds two atoms together
6 terms
Types of Bonds
Ionic Bond
Ion
Covalent Bonding
Molecule
A chemical bond resulting from the attraction between opposit…
A charged atom
results from the sharing of electron pairs between two atoms
A group of atoms bonded together by covalent bonds
Ionic Bond
A chemical bond resulting from the attraction between opposit…
Ion
A charged atom
20 terms
3.1 the polarity of water molecules results in hydrogen bonding
water
70-95%
3/4
solid, liquid, and gas
Life on Earth began in ___ and evolved there for 3 billion ye…
cells are about ___% water
___ of Earth′s surface is submerged in water
Water is the only common substance to exist in the natural en…
water
Life on Earth began in ___ and evolved there for 3 billion ye…
70-95%
cells are about ___% water
26 terms
Biochemistry
element
organic compound
polar molecule
Cohesion
A collection of atoms that all have the same number of protons.
Compounds that contain carbon and hydrogen
Molecule in which opposite ends have opposite electric charges
Attraction between molecules of the same substance
element
A collection of atoms that all have the same number of protons.
organic compound
Compounds that contain carbon and hydrogen
Bonds vocabulary
Ion
Ionic bond
Covalent bond
Molecule
A charged particles that has either more or less electrons th…
He force of attraction between the opposite charges of the io…
The attraction that forms between atoms when they share elect…
The neutral particle that forms as a result of electron sharing
Ion
A charged particles that has either more or less electrons th…
Ionic bond
He force of attraction between the opposite charges of the io…
Bio
Atom
Element
Molecule
Valence Electrons
Basic unit of a chemical element.
Substance consisting of atoms; All have same number of protons.
Group of atoms bonded together.
Helps to form bonds with other chemicals.
Atom
Basic unit of a chemical element.
Element
Substance consisting of atoms; All have same number of protons.
8 terms
Science wa
Ion
Ionic bond
Covalent bond
Molecule
A charged particle that has either more or fewer electrons th…
The force of attraction between opposite charges
The attraction that forms as a result of electron sharing
The neutral partial that forms as a result of electron sharing
Ion
A charged particle that has either more or fewer electrons th…
Ionic bond
The force of attraction between opposite charges
11 terms
hydrosdphere
polarity
cohesion
adhesion
surface tension
A lack of electrical symmetry in a molecule. Charge differenc…
Attraction between molecules of the same substance
An attraction between molecules of different substances
A measure of how difficult it is to stretch or break the surf…
polarity
A lack of electrical symmetry in a molecule. Charge differenc…
cohesion
Attraction between molecules of the same substance
21 terms
Structure and Bonding
Ionic bonding
Anion
Cation
Solubility
Type of chemical bond that involves electrostatic attraction…
A negatively charged ion.
A positively charge ion
Chemical property: ability of solute to dissolve in solvent.
Ionic bonding
Type of chemical bond that involves electrostatic attraction…
Anion
A negatively charged ion.
21 terms
Structure and Bonding
Ionic bonding
Anion
Cation
Solubility
Type of chemical bond that involves electrostatic attraction…
A negatively charged ion.
A positively charge ion
Chemical property: ability of solute to dissolve in solvent.
Ionic bonding
Type of chemical bond that involves electrostatic attraction…
Anion
A negatively charged ion.
36 terms
Polarity, Inter Particle Forces, VSEPR, molecule shapes
VSEPR
Polar bonds
Non polar bonds
Dipole
Valence shell electron pair repulsion: theory based on number…
Exist between atoms with a difference in electronegativity of…
Exist between atoms with an electronegativity difference less…
A separation of charge; marked as an arrow with a plus sign n…
VSEPR
Valence shell electron pair repulsion: theory based on number…
Polar bonds
Exist between atoms with a difference in electronegativity of…
12 terms
Water cycle Vocab
Polar molecule
Capillary action
Solution
Solvent
Molecule with an unequal distribution of charge, resulting in…
A proccess powered by adhesion that causes water molecules to…
A mixture that forms when one substance dissolves another.
In a solution, the substance in which the solute dissolves.
Polar molecule
Molecule with an unequal distribution of charge, resulting in…
Capillary action
A proccess powered by adhesion that causes water molecules to…
12 terms
3.1 Matter and Substances
Atom
Element
Valance Electrons
Compound
The smallest unit of matter that cannot be broken down by che…
A substance made up of atoms that have the same number of pro…
Electrons in the outermost level or shell .
A substance made of the bonded atoms of two or more different…
Atom
The smallest unit of matter that cannot be broken down by che…
Element
A substance made up of atoms that have the same number of pro…
22 terms
Biochemistry
organic compound
polar molecule
Cohesion
Adhesion
Compounds that contain carbon and hydrogen
Molecule in which opposite ends have opposite electric charges
Attraction between molecules of the same substance
An attraction between molecules of different substances
organic compound
Compounds that contain carbon and hydrogen
polar molecule
Molecule in which opposite ends have opposite electric charges
12 terms
8.4 Polar Bonds and Molecules
Non-polar covalent bonds
Polar covalent bond
0-.4
0.4-2
A covalent bond in which the electrons are shared equally by…
A covalent bond between atoms in which the electrons are uneq…
Non polar covalent(electronegativity number)
Polar covalent(electronegativity number)
Non-polar covalent bonds
A covalent bond in which the electrons are shared equally by…
Polar covalent bond
A covalent bond between atoms in which the electrons are uneq…
43 terms
Unit 2 Biochemistry
matter
element
compound
molecule
anything that has mass and takes up space.
A collection of atoms that all have the same number of protons.
A substance made up of atoms of two or more different element…
2 or more atoms of the same element held together by covalent…
matter
anything that has mass and takes up space.
element
A collection of atoms that all have the same number of protons.
8 terms
Chapter 18 section 2
Ions
Ionic bond
Covalent bond
Molecule
Charged particle that either more or fewer electrons than pro…
The force of attraction between the opposite charges of an io…
The attraction that forms between atoms when they share elect…
The neutral particle that forms as a result of electron sharing
Ions
Charged particle that either more or fewer electrons than pro…
Ionic bond
The force of attraction between the opposite charges of an io…
9 terms
Biology: Molecules & Biomolecules
Ionic bonds
Covalent bonds
Hydrogen bonds
Ions
Ions attract to one another
Atoms sharing electrons in their outer shell. One -- bond= 2…
Partial positive charge of hydrogen in one molecule attracted…
An atom that has gain or lost one or more electrons
Ionic bonds
Ions attract to one another
Covalent bonds
Atoms sharing electrons in their outer shell. One -- bond= 2…
31 terms
Biochemistry
organic
polar
hydrogen bond
cohesion
Compounds that contain carbon, hydrogen and oxygen
Molecule in which opposite ends have opposite electric charges
Bond created by the weak attraction of a slightly positive hy…
Attraction between molecules of the same substance
organic
Compounds that contain carbon, hydrogen and oxygen
polar
Molecule in which opposite ends have opposite electric charges
14 terms
chapter 18 vocabulary
chemical bond
chemical formula
covalent bond
ion
the force that holds two atoms together
A combination of symbols that represents the elements in a co…
A chemical bond formed when two atoms share electrons
A charged atom
chemical bond
the force that holds two atoms together
chemical formula
A combination of symbols that represents the elements in a co…
10 terms
hydrosphere
polarity
cohesion
adhesion
surface tension
A lack of electrical symmetry in a molecule. Charge differenc…
An attraction between molecules of the same substance
Attraction between molecules of different substances
The force that acts on the surface of a liquid and that tends…
polarity
A lack of electrical symmetry in a molecule. Charge differenc…
cohesion
An attraction between molecules of the same substance
8 terms
Ch 18 Sec 2 Vocab
Ion
Ionic Bond
Covalent bond
Molecule
Charged particle that is either more or fewer electrons than…
The force of attraction between the opposite charges of the i…
Attraction formed between atoms when they share electrons
The neutral particle that forms as a result of electron shari…
Ion
Charged particle that is either more or fewer electrons than…
Ionic Bond
The force of attraction between the opposite charges of the i…
8 terms
Chap 18: Section 2
Ion
Ionic bond
Covalent bond
Molecule
Charged particle that has either more or fewer electrons than…
The force of attraction between the opposite charges of the i…
The attraction that forms between atoms when they share elect…
The neutral particle that forms as a result of electron sharing
Ion
Charged particle that has either more or fewer electrons than…
Ionic bond
The force of attraction between the opposite charges of the i…
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