Chemical Reactions
Authored by Charles Martinez
Chemistry
9th Grade
NGSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
gas comes out from the thermal decomposition of copper hydroxide
carbon dioxide
water vapor
oxygen
hydrogen
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
..................... substitutes the hydrogen of water
copper
silver
sodium
gold
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
....................is the substance found inside the air bags
nitrogen
sodium azid
sodium
hydrogen
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sodium is a ........................ agent
reducing
oxidizing
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
.........................is the substance which loses an electron or more during a chemical reaction
Reducing agent
Oxidizing agent
Tags
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
.........................is the substance which gains an electron or more during a chemical reaction
Reducing agent
Oxidizing agent
Tags
NGSS.HS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
the gas that comes out from thermal decomposition of copper carbonate
oxygen
carbon dioxide
ammonia
hydrogen
Tags
NGSS.MS-PS1-4
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