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What are noble gases ? Mention their use...

What are noble gases ? Mention their uses.

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Noble gases are those which are inert. There are six noble gases which are helium, neon, argon, krypon, xenon and radon.
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Knowledge Check

  • Noble gases have

    A
    high ionisation enthalpy and more negative electron gain enthalpy.
    B
    low ionisation enthalpy and more negative electron gain enthalpy.
    C
    high ionisation enthalpy and more positive electron gain enthalpy.
    D
    low ionisation enthalpy and more positive electron gain enthalpy.

  • Noble gases have

    A
    low melting points and low solubility in water.
    B
    low melting points and high solubility in water.
    C
    high melting points and low solubility in water.
    D
    high melting points and high solubility in water.

  • Noble gases are

    A
    Monoatomic
    B
    Diatomic
    C
    Triatomic
    D
    Any of the above

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