Question

Which of the following statements are true? i) Lead diacetate is sweet in taste. ii) Ammonium dichlorate is used in photographic development. iii) Copper sulphate is used in wood preservatives. iv) Sodium carbonate is also called as washing soda. * a) ii and iii b) ii, iii and iv c) i, ii and iv d) i and iv

Answer 1

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