1st Year Chemistry MCQS with Answers Chapter 10

Ads by Google Adsense

1st Year Chemistry MCQS with Answers


Electrolysis is a process in which a chemical reaction takes place at the expense of
Electrical energy
Heat energy
None of these
Chemical energy

Oxidation number of carbon in NaHCO3
-6
6
4
2

The best reducing agent is
I-1
CI-1
Br-1
F-1

The cathodic reaction in the electrolysis of dill. H2SO4with Pt electrodes is
Oxidation
Both oxidation and reduction
Reduction
Neither oxidation nor reduction

If a strip of Cu metal is placed in a solution of FeSO4
Fe is precipitated out
No reaction takes place
Cu will be precipitated out
Cu and Fe both dissolve
Ads by Google Adsense