Question

Which of the following salts does not contain water of crystallisation?
(a) Blue vitriol
(b) Baking soda
(c) Washing soda
(d) Gypsum

NCERT Class X
Science - Exemplar Problems

Chapter_Acids, Bases and Salts

Answer 1

(b) baking soda is the answer  
                                

Answer 2

(b) Baking soda


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