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Akhilesh Dash from Ruchika High School, Bhubaneswar
Subject :NSO    Class : Class 8

An electric current is passed through a conducting solution. Following are the some observations:
(i) Deposits of metal may be seen on electrodes
(ii) Solution may get heated
(iii) Bubbles of gas may be formed on the electrodes

A Only (ii) is true.
B Only (i) and (ii) are true.
C Only (i) and (iii) are true.
D All (i), (ii) and (iii) are true.


Ans 1:

Saharsh Kuna from Gear Innovative International School, Bengaluru
Class : Class 8
Why does the solution heat up?

Ans 2:

sankalp from Gyan Bharti School, Saket, Delhi
Class : Class 9

Ans 3:

Student from School, City
Class : Class 8
Solution heats up

Ans 4:

Anushka from St. Theresa's Convent sr.sec. school, Karnal
Class : Class 10
The answer is D.

Ans 5:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
SOF same thing again

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