Language of Chemistry and Chemical Changes
Authored by kalyani M
Chemistry
9th Grade
Used 74+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The trivial name for water is
Hydrogen hydroxide
Hydrogen peroxide
Hydrogen oxide
Di-hydrogen oxide
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following represents the formula of sodium hypochloride
NaClO
NaClO2
NaClO3
NaClO4
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following element does not show variable valency
Sodium
Gold
Iron
Tin
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The formula for meta aluminate radical is
AlO2
AlO
Al2O3
AlO3
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is a tri-valent ion
Nitrite
Nitrate
Bi-carbonate
Nitride
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The chemical formula of Lead sulphate is
Pb2SO4
PbSO4
Pb3SO4
Pb(SO4)3
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The substance which increase the efficiency of a catalyst
Effector
Promotor
Receptor
Improver
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