Chemical Reactions
Authored by Wayground Content
Chemistry
8th Grade
Used 3+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following models best demonstrates a balanced chemical equation?
F
G
H
J
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is melting ice a chemical or physical change?
chemical
physical
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is glass breaking a chemical or phyiscal change?
chemical
physical
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is melting butter for popcorn a chemical or physical change?
chemical
physical
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the left part of a chemical equation called?
H2 + O → H2O
Reactants
Products
Yields
Chemical Equation
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this balanced?
2HgO → 2Hg + O2
Yes
No
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this balanced?
Al + O2 → 2Al2O3
Yes
No
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