WorksheetsLanguage of Chemistry Quiz
Total questions: 10
Worksheet time: 6mins
Which radical is formed by calcium?
Ca+
Ca2+
Ca3+
None of these
What is the molecular formula of caustic soda?
NaOH
KOH
Na2CO3
K2CO3
Calculate the Relative molecular mass of Pb(NO3)2
(Pb = 202amu, N = 14 amu, O = 16 amu)
264 amu
326 amu
154 amu
None of these
What do the following symbols represent
i) H
ii) H2
iii) 2H
Choose 3 correct option
H represents one atom of Hydrogen
H2 represents one molecule of Hydrogen
2H represents one molecule of Hydrogen
H represents 2 atoms of Hydrogen
H2 represents 2 atoms of Hydrogen
What is the chemical names of the following compound
K2Cr2O7
potassium chromate
chromium potassiumate
potassium dichromate
None of these
What is the chemical names of the following compound
K4[Fe(CN)6]
Potassium Ferrocyanide
Potassium ferrocyanide
Ferrocyanide potassium
None
MCl2 is the chloride of metal M.
Write the formulae for hydroxide and zincate of the Metal M
hydroxide of M = MOH
hydroxide of M = M(OH)2
Zincate of M = MZnO2
Zincate of M = M3ZnO2
Isotopes have same ___1___ and different ____2___
1 = atomic number
2 = atomic number
1 = mass number
2 = mass number
What is the valency of carbon in CO2
2
4
0
None of these
What is the oxidation number of S in SO4 2-
+6
-6
+2
+9
