Chemistry Chemical Reactions Review
Authored by Lisa Thompson
Science
8th Grade
NGSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the right part of a chemical equation called...
Reactants
Yields
Products
Chemical Equation
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which statement is not a description of a chemical reaction?
A solid is dropped into a beaker of liquid and a gas is released.
A solid is dropped into a beaker of liquid and an explosion occurs.
Two liquids are mixed in a beaker and a solid forms at the bottom of the beaker.
A liquid is heated in the sun and half of it evaporates.
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is burning wood a chemical or physical change?
chemical
physical
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is a a rusting bicycle a chemical or physical change?
chemcial
physical
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is spoiling food a physical or chemical change?
phyiscal
chemical
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this balanced?
2HgO → 2Hg + O2
Yes
No
Tags
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this balanced?
Al + O2 → 2Al2O3
Yes
No
Tags
NGSS.MS-PS1-5
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