JEE Main 2016 (Offline) | Hydrogen Question 81 | Chemistry

This chapter is currently out of syllabus

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JEE Main 2016 (Offline)

MCQ (Single Correct Answer)

-1

Out of Syllabus

Which one of the following statements about water is FALSE?

Water is oxidized to oxygen during photosynthesis

Water can act both as an acid and as a base.

There is extensive intramolecular hydrogen bonding in the condensed phase.

Ice formed by heavy water sinks in normal water

JEE Main 2015 (Offline)

MCQ (Single Correct Answer)

-1

Out of Syllabus

From the following statements regarding H₂O₂, choose the incorrect statement :

It decomposes on exposure to light

It has to be stored in plastic or wax lined glass bottles in dark

It has to be kept away from dust

It can act only as an oxidizing agent

AIEEE 2012

MCQ (Single Correct Answer)

-1

Out of Syllabus

Very pure hydrogen (99.9%) can be made by which of the following processes?

Reaction of methane with steam

Mixing natural hydrocarbons of high molecular weight

Electrolysis of water

Reaction of salt like hydrides with water

AIEEE 2008

MCQ (Single Correct Answer)

-1

Out of Syllabus

In context with the industrial preparation of hydrogen from water gas (CO + H₂), which of the following is the correct statement?

CO and H₂ are fractionally separated using differences in their densities

CO is removed by absorption in aqueous Cu₂Cl₂ solution

H₂ is removed through occlusion with Pd

CO is oxidised to CO₂ with steam in the presence of a catalyst followed by absorption of CO₂ in alkali

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