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Sodium is a very hard metal....

Sodium is a very hard metal.

Text Solution

Verified by Experts

The correct Answer is:
False
Reason: Sodium is a very soft metal.
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Knowledge Check

  • Which is NOT a hard metal?

    A
    Cr
    B
    Cd
    C
    Mo
    D
    W

  • Sodium metal is soft but Iron is a hard metal. This difference arises due to.

    A
    Sodium has lesser atomic mass than iron
    B
    Sodium has only one valence electron where as iron has more
    C
    There is one unpaired electron is sodium but four unpired electrons in iron
    D
    Sodium reacts readily with air and moisture but iron is resistanct to action of water

  • Diamond is very hard, because

    A
    it is covalent solid
    B
    it has large cohesive energy
    C
    high melting point
    D
    insoluble in all solvents

    • Similar Questions

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    Write one example of each of the following: (a) A metal and a non-metal which are liquids at room temperature. (b) A metal which is very soft and a non-metal which is very hard. (c) A metal which has very low melting point and a non-metal which has very high melting point.

    Why do calcium ions make water hard but sodium ions do not ?

    Sodium is a soft metal and chlorine is a gaseous non metal but sodium chloride is a brittle solid. Give reason.

    Why is sodium soft and iron hard in nature ?

    The people of ........... countries are very hard working. (occident/accident)

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