Reactions of Dihydrogen
Reactions of Dihydrogen: Overview
This topic covers concepts, such as, Chemical Properties of Dihydrogen, Reaction of Dihydrogen with Halogen, Hydrogenation of Vegetable Oils & Hydroformylation of Olefins etc.
Important Questions on Reactions of Dihydrogen
Which of the following is correct for combustion reaction of hydrogen?


The conversion of atomic hydrogen into ordinary hydrogen is

Which of the following cannot be reduced by hydrogen?

The conversion of atomic hydrogen into ordinary hydrogen is


Which of the following cannot be reduced by hydrogen?

Hydroformylation of olefins yields aldehydes which further undergo reduction to give


_____ reduces some metal ions in aqueous solution and oxides of metals (less active than iron) into corresponding metals.

Which of the following metals does not give hydrogen with acids ?

Which of the following would displace hydrogen from acid?

Which of the following metal oxide would be reduced by hydrogen?

The metal that gives hydrogen gas upon treatment with both acid and base is:

Among the given combinations which one could act as a propellant for rockets?

What will be the composition of syn gas?

What are the most suitable catalysts for the following conversions?

Why does hydrogen ion always gets associated with other atoms or molecules?

Among the following statements, which is not correct for hydrogen atom?

Which of the following cannot be reduced by hydrogen?
