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The chemical name of laughing gas is:
(a)Nitrous oxide
(b)Nitric oxide
(c)Nitrogen oxide
(d)Nitrogen peroxide

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Important Questions on General Science
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The molecular formula of Phosphorous is :

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Which of the following is used for silvering of mirrors?

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Which of the following gases is the most toxic?

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The gas used in the manufacture of vanaspati ghee is

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Chemically an enzyme is a

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The most commonly used bleaching agent is :

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Which was the first organic compound to be synthesized in a laboratory?

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Brass is an alloy of
