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Heating solid ammonium chloride involves...

Heating solid ammonium chloride involves change in the ___________.

A

physical state only

B

physical state as well as chemical composition

C

colour only

D

both colour and volume only

Text Solution

Verified by Experts

The correct Answer is:
2
`NH_(4)Cl_((s))overset(Delta)toNH_(4)Cl_((g))overset(Delta)toNH_(3(g))+HCl_((g))`
In involves both sublimation (physical change ) and chemical decomposition (chemical change)
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Decomposition of solid ammonium chloride is associated with ___________ change.

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Knowledge Check

  • The bonding in ammonium chloride

    A
    is covalent only
    B
    is electrovalent only
    C
    consists of three covalent nitrogen-hydrogen bonds and an electrovalent bond between the ammonia molecule and the chlorine atom.
    D
    consist of four covalent nitrogen-hydrogen bonds and one electrovalent bond between the ammonium ion and chloride ion.

  • Ammonium chloride is a salt of

    A
    weak acid and a weak base
    B
    weak acid and a strong base
    C
    strong acid and a strong base
    D
    strong acid and a weak base

  • Ammonium chloride in dry cell is

    A
    a paste
    B
    in liquid state
    C
    in solid state
    D
    in gaseous state

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    Ammonium hydroxide on heating gives _______ and _________.

    Ammonium chloride is a sublimable substance.

    Ammonium chloride is a sublimable substance.

    Cesium chloride on heating to 760 K changes into

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