Chemical Formulae
Authored by Tripti Verma
Science
7th - 8th Grade
NGSS covered
Used 1K+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chemical formula of copper sulphate
CuSO4
Cu2SO4
CuSO3
none of these
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of oxygen atoms in Ca3(PO4)2?
2
4
6
8
40
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na2CO3 represents
Sodium bicarbonate
Sodium carbonate
Sodium Chloride
Calcium Carbonate
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
NaHCO3 represents
Sodium bicarbonate
Sodium carbonate
Sodium Chloride
Calcium Carbonate
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
NaCl represents
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
NaOH represents
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CaCO3 represents
Sodium bicarbonate
Sodium carbonate
Sodium Chloride
Calcium Carbonate
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