AIIMS 2015 Chemistry Faraday's Laws of Electrolysis MCQ Question
Salts of metals X, Y and Z are electrolysed under identical condition using same quantity of electricity. It was observed that 4.2 g of X, 5.4 g of Y and 19.2 g of Z were deposited at respective cathode. If the atomic weights of X, Y, Z are 7, 27 and 64 respectively, then their ratio of valencies is
1 : 2 : 3
1 : 3 : 2
2 : 3 : 1
3 : 2 : 2
Correct Answer
Detailed explanation coming soon.
Found an issue with this question?
Related Questions
More from 2015
Assertion (A) A solution of sucrose in water is dextrorotatory while on hydrolysis in presence of little hydrochloric acid, it becomes laevorotatory. ...
Assertion (A) A mixture of o-nitrophenol and p-nitrophenol can be separated by steam distillation. Reason (R) p-nitrophenol is steam volatile whereas ...
Consider the diagram shown below. A voltmeter of resistance 150 Ω is connected across A and B. The potential drop across B and C measured by voltmete...