Hydrogen and It's Compounds · Chemistry · WB JEE
MCQ (Single Correct Answer)
1
The metal-pair that can produce nascent hydrogen in alkaline medium is :
WB JEE 2022
2
Which of the following is radioactive?
WB JEE 2022
3
How and why does the density of liquid water change on prolonged electrolysis?
WB JEE 2020
4
Which statement is not correct for ortho and para hydrogen?
WB JEE 2016