Question 1 (4 points)
Match each definition to the correct vocabulary word.
Column A
1.
The force that holds atoms, molecules, or ions together to form chemical compounds.:
The force that holds atoms, molecules, or ions together to form chemical compounds.
2.
A bond formed when two nonmetals share electrons.:
A bond formed when two nonmetals share electrons.
3.
The starting substances in a reaction.:
The starting substances in a reaction.
4.
The end substances in a reaction.:
The end substances in a reaction.
5.
A bond formed when a metal transfers electrons to a nonmetal.:
A bond formed when a metal transfers electrons to a nonmetal.
6.
A measure of the ability of an atom to attract electrons to itself.:
A measure of the ability of an atom to attract electrons to itself.
7.
The study of energy changes in chemical and physical changes.:
The study of energy changes in chemical and physical changes.
8.
A chemical reaction and its reactants and products.:
A chemical reaction and its reactants and products.
9.
The potential to do work.:
The potential to do work.
10.
The energy that is required to break chemical bonds.:
The energy that is required to break chemical bonds.
11.
The sum of a system's internal energy.:
The sum of a system's internal energy.
12.
The energy that must be added to a system to break the bonds of the reactants.:
The energy that must be added to a system to break the bonds of the reactants.
Column B
a.Energy
b.Chemical bond
c.Products
d.Activation energy
e.Chemical Reaction System
f.Ionic bond
g.Covalent bond
h.Thermochemistry
i.Electronegativity
j.Enthalpy
k.Bond energy
l.Reactants
1. b. Chemical bond
2. g. Covalent bond
3. l. Reactants
4. c. Products
5. f. Ionic bond
6. i. Electronegativity
7. h. Thermochemistry
8. e. Chemical Reaction System
9. a. Energy
10. k. Bond energy
11. j. Enthalpy
12. d. Activation energy