7
6
3
2
Correct answer is B
No explanation has been provided for this answer.
The oxidation number of sulphur is +4 in
Na2S>2O3
H2SO3
H2SO4
SO3
Correct answer is B
No explanation has been provided for this answer.
Which of the following substances is a non-electrolyte?
H2SO4
CH3COOH
C6H12O6
NH4Cl
Correct answer is C
No explanation has been provided for this answer.
Chlorine water is used as a bleaching agent because it is
An acidic solution
An alkaline solution
An oxidizing agent
A reducing agent
Correct answer is C
No explanation has been provided for this answer.
The quality of electricity required to discharge 1 mole of univalent ion is
9600C
48250C
96500C
193000C
Correct answer is C
No explanation has been provided for this answer.