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The one that is NOT suitable for the rem...

The one that is NOT suitable for the removal permanent hardness of water is:

A

Clark's method

B

Ion exchanged method

C

Calgon's method

D

Treatment with sodium carbonate

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Knowledge Check

  • The process used for the removal of hardness of water is

    A
    Calgon
    B
    Baeyer
    C
    Serpeck
    D
    Hoope.
  • the process used for the removal of hardness of water is -

    A
    Calgon
    B
    Baeyer
    C
    Serpeck
    D
    Hoope
  • The reagent which is not used for removing the permanent hardness of water is :

    A
    washing soda
    B
    sodium hexametaphophate
    C
    Glauber's salt
    D
    hydrated sodium aluminium silicate ( zeolite )
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