CHEM CH 8: part 2

Question 1

They are classified by __. The identity of the products can be predicted from the __, and the balanced equation is written.

Answer 1

identity of the reactants

reactants

Question 2

__: a single compound breaks down into two or more other substances.
they require __/__ and __.

Answer 2

Decomposition

elements/compounds and energy

Question 3

\_\_→ element+element
Can the elements be:
non metal and metal?
nonmetal and nonmetal?
metal and metal?

Answer 3

Binary compound

• yes
• yes
• no, metals only combine physically→alloy

Question 4

___→ Metal oxide+CO2

Answer 4

Metal carbonate

Question 5

__→Metal chloride+O2

Answer 5

Metal chlorate

Question 6

__→Metal oxide+H2O

Answer 6

Metal Hydroxide

Question 7

__→Nonmetal oxide+H2O

Ex:

Answer 7

Oxyacid

-H2(SO4)=Sulfuric acid

Question 8

__ __: Metal hydroxide, oxyacid take out water during a chemical reaction.

Answer 8

Dehydration Reactions

Question 9

___ ___: metal hydroxide, oxyacid take out water during chemical reaction

Answer 9

Dehydration reaction

Question 10

___: two or more substances combine to form a single compound.

Answer 10

Synthesis

Question 11

__ __: two compounds “exchange” ions go form two different compounds. At least one of the products is usually insoluble solid (precipitate), water (neutralization), a gas containing compound.

Answer 11

Double displacement

Question 12

A gas containing compound includes..

Answer 12

H2CO3 = water and carbon dioxide 
NH4OH= water and ammonia

Question 13

___ ___: one element and one compound react o form a different compound and another element.

Answer 13

Single displacement

Question 14

__: requires fuel, oxygen, ignition source. Two types:

Hydrocarbon carbohydrate

Answer 14

Combustion

Question 15

__: burns in oxygen to produce carbon dioxide and water. (alkanes+ yellow sheet. )

Answer 15

Hydrocarbon

Question 16

__: burns in oxygen to produce carbon dioxide and water. Any compound containing carbon, hydrogen, and oxygen.

Answer 16

Carbohydrate

Alcohols and glucose, fructose, vinegar!