1.

Which of the following salts is used in the bead test for basic character ?

Answer»

`NA(NH_4)HPO_4. 4H_2O`
`Na_2HPO_4`
`(NH_4)_2SO_4.FeSO_4.6H_2O`
`(NH_3)_2HPO_4.2H_2O`

ANSWER :A


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