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Chemistry Worksheet: Chemical Formula, Molecular Mass, and MCQs
Authored by Shefali Jain
Science
9th Grade
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30 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the chemical formula for Sodium oxide.
Na2O
NaO2
Na2CO3
NaCl
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the chemical formula for Aluminium chloride.
AlCl3
AlCl2
Al2Cl3
AlCl
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the chemical formula for Calcium hydroxide.
Ca(OH)2
CaO
CaCO3
CaSO4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the chemical formula for Magnesium nitrate.
Mg(NO3)2
Mg2(NO3)3
Mg(NO2)2
MgN2O6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the chemical formula for Ammonium sulphate.
(NH4)2SO4
NH4SO4
(NH3)2SO4
NH4SO3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the chemical formula for Iron(III) oxide.
Fe2O3
FeO
Fe3O4
FeO2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the chemical formula for Potassium permanganate.
KMnO4
K2MnO4
KClO4
K2SO4
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