Home
Class 11
CHEMISTRY
Helium is used in balloons in place of h...

Helium is used in balloons in place of hydrogen because it is

A

lighter than hydrogen

B

incombustible

C

more abundant than hydrogen

D

radioactive

Text Solution

Verified by Experts

The correct Answer is:
B
Helium gas is heavier than hydrogen gas , but it is preferred over `H_(2)` gas because `H_(2)` gas is highly inflammable while `He` is incombustible.
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • STATES OF MATTER

    R SHARMA|Exercise Question Bank Level - II|15 Videos

  • STATES OF MATTER

    R SHARMA|Exercise Question Bank Level - III|4 Videos

  • STATES OF MATTER

    R SHARMA|Exercise Follow -up Test 12|8 Videos

  • SOME BASIC CONCEPTS OF CHEMISTRY

    R SHARMA|Exercise Archives|26 Videos

  • STRUCTURE OF ATOM

    R SHARMA|Exercise ARCHIVES|55 Videos

Similar Questions

Explore conceptually related problems

Helium is used to fill gas ballons instead of hydrogen because it is lighter and non-inflammable

The minimum kinetic energy of an electron,hydrogen ion,helium ion required for ionization of a hydrogen atom is E_(1) in case electron is colided with hydrogen atom. It is E_(2) if hydrogen ioniscollided and E_(3) when helium ioniscollided.Then:

Knowledge Check

  • Helium is used in gas balloon instead of hydrogen because

    A
    It is lighter than `H_(2)`
    B
    It is non-combustible
    C
    It is more abundant than `H_(2)`
    D
    Its leakage can be detected easily

  • Helium is preferred to hydrogen in air balloons because it

    A
    is cheaper
    B
    is less dense
    C
    has greater lifting power
    D
    does not form an explosive mixture with air

  • Helium is used in weather balloons and airships instead of H_(2) because it is

    A
    lighter than hydrogen
    B
    incombustible
    C
    more abundant than hydrogen
    D
    radioactive

    • Similar Questions

    Explore conceptually related problems

    A helium-filled balloon will float in air because

    The hot air balloon rises because it is

    Hot air balloon rises up in sky because

    A balloon filled with oxygen is placed in a tank full of hydrogen gas at the same pressure is pricked with a sharp pointed needle. The volume of balloon just after the pricking would be

    Hydrogen can be placed in group 17 because

    Home
    Profile