Which one of the following statements regarding helium is incorrect?

  • Option 1)

    It is used to fill gas in balloons instead of hydrogen because it is lighter and non­- inflammable.

  • Option 2)

    It is used as a cryogenic agent for carrying out experiments at low temperatures.

  • Option 3)

    It is used to produce and sustain powerful superconducting magnets.

  • Option 4)

    It is used in gas­cooled nuclear reactors.

 

Answers (1)

As we learnt in

Property of He -

It is used in weather balloon and tires of aeroplane 

- wherein

He  is non inflammable 

 

  

Helium is heavier than hydrogen.


Option 1)

It is used to fill gas in balloons instead of hydrogen because it is lighter and non­- inflammable.

This option is correct.

Option 2)

It is used as a cryogenic agent for carrying out experiments at low temperatures.

This option is incorrect.

Option 3)

It is used to produce and sustain powerful superconducting magnets.

This option is incorrect.

Option 4)

It is used in gas­cooled nuclear reactors.

This option is incorrect.

Most Viewed Questions

Preparation Products

Knockout JEE Main 2021 (One Month)

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 14000/- ₹ 4999/-
Buy Now
Knockout JEE Main 2021

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 22999/- ₹ 9999/-
Buy Now
Test Series JEE Main 2021

Chapter/Subject/Full Mock Tests for JEE Main, Personalized Performance Report, Weakness Sheet, Complete Answer Key,.

₹ 6999/- ₹ 2999/-
Buy Now
Knockout JEE Main 2022

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Live Classes(Classes will start from Last week of September), Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 34999/- ₹ 24999/-
Buy Now
JEE Main Rank Booster 2021

Booster and Kadha Video Lectures, Unlimited Full Mock Test, Adaptive Time Table, 24x7 Doubt Chat Support,.

₹ 13999/- ₹ 6999/-
Buy Now
Boost your Preparation for JEE Main 2021 with Personlized Coaching
 
Exams
Articles
Questions