JEE MAINS PRACTICE · Chemistry
Hydrogen
158 practice questions for JEE Mains Practice — 95 easy · 51 medium · 12 hard. Every question is graded instantly with a step-by-step solution when you miss it.
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MCQ
Which of the following mixtures is water gas?
MCQ
Which of the following elements belongs to the isotope, tritium?
MCQ
Which of the following is false about $\mathrm{H}_2 \mathrm{O}_2$ ?
MCQ
Which of the following is responsible for hardness of water?
MCQ
Which of the following is not correct for $\mathrm{D}_2 \mathrm{O}$ ?
MCQ
Which of the following option best describes the 'hydrogen economy?.'
MCQ
Ice floats on water because:
MCQ
The low density of ice compared to water is due to :
MCQ
In which of the following reaction, dihydrogen is not evolved?
MCQ
The correct answer is $\begin{array}{llll} A & B & C & D \end{array}$
MCQ
The product(s) formed when $\mathrm{H}_2 \mathrm{O}_2$ reacts with disodium hydrogen phosphate is
MCQ
Match the following.