Chemistry - Single MCQs (Page 62)

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Q611. Bagasse, a by-product of sugar manufacturing industry is used for the production...Q612. Mixture of which one of the following pairs of gases is the causes of occurance ...Q613. Which one of the following is used as a mordant in dying and tanning industry?...Q614. What are Rubies and Sapphires chemically known as ?...Q615. Which one of the following is also called Stranger Gas?...Q616. Which one of the following when dissolved in HO gives hissing sound?...Q617. Which one among the following is called philosophers wool?...Q618. Which one of the following does not contain silver?...Q619. The chemicals used as a fixer in phosphorous is ?...Q620. For Which one of the following is the density maximum ?...