Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Chemical Reactions
Test Description: Reactions
Instructions: Answer all questions to get your test result.
1) A reaction in which atoms of an element replace the atoms of a second element in a compound.
A
Synthesis
B
Combustion
C
Double Replacement
D
Single Replacement
2) A new substance formed in a chemical reaction
A
Reactant
B
Heat
C
Catalyst
D
Product
3) A starting substance in a chemical reaction
A
Catalyst
B
Product
C
Heat
D
Reactant
4) A reaction that involves an exchange of positive ions between two compounds.
A
Double Replacement
B
Decomposition
C
Single Replacement
D
Synthesis
5) An equation in which each side has the same number of atoms of each element
A
Balanced Equation
B
Product
C
Heat
D
Catalyst
6) A reaction in which two or more substances react to form a single substance.
A
Single Replacement
B
Decompostion
C
Double Replacement
D
Synthesis
7) A reaction in which an element or compound reacts with oxygen, often producing energy in the form of light.
A
Combustion
B
Single Replacement
C
Synthesis
D
Double Replacement
8) A reaction in which a single compound is broken down into two or more products.
A
Decomposition
B
Combustion
C
Synthesis
D
Single Replacement
9) A substance that speeds up a reaction without being used up.
A
Heat
B
Reactant
C
Product
D
Catalyst
10) What does the triangle symbol in a chemical equation mean?
A
yields
B
A catalyst is needed.
C
precipitate
D
Heat is supplied to the reaction.
11) Symbols used in equations, together with the explanations of the symbols, are shown below. Which set is correct?
A
(aq), dissolved in water
B
(l), liters
C
(g), grams
D
(s), solid product
12) What are the coefficients that will balance the skeleton equation below? AlCl + NaOH = Al(OH) NaCl
A
hydrogen
B
carbon dioxide
C
water
D
oxygen
13) In a combustion reaction, one of the reactants is ____.
A
1, 3, 3, 1
B
1, 3, 1, 3
C
1, 1, 1, 3
D
3, 1, 3, 1
14) Chemical equations must be balanced to satisfy ____.
A
Avogadro’s principle
B
the law of multiple proportions
C
the law of definite proportions
D
the law of conservation of mass
15) Chemical reactions ____.
A
occur only in living organisms
B
only occur outside living organisms
C
create and destroy atoms
D
produce new substances
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?