Chem/Physics review, 25Nov2022
Authored by J B
Science, Chemistry, Physics
7th - 8th Grade
Used 1+ times
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12 questions
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1.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
When iron joins oxygen in air, the compound formed is (a) .
2.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
When magnesium joins oxygen in air, the compound formed is (a) .
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is another word for 'alkali'?
(a)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Most non-metal oxides are ___ .
acidic
alkaline
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Some metal hydroxides dissolve in water to form ____ solutions.
acidic
alkaline
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A _____ is made up of a metal, carbon, and oxygen.
oxide
carbonate
hydroxide
sulfate
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
The formula of a compound is Na2O. What is the name of this compound?
(a)
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