Which of the following salts do not have the water of crystalisation?
(i) Bleaching Powder
(ii) Plaster of Paris
(iii) washing soda
(iv) Baking soda
(a) (ii) and (iv)
(b) (i) and (iii)
(c) (ii) and (iii)
(d) (i) and (iv)

1 Answer

Answer :

(d) (i) and (iv)

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