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- Photographic films or plates have …… as an essential ingredient.
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- In comparison of ferrous salts, ferric salts are:
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- The property, which is not characteristic of transition metals:
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- Iron is protected by coating it with a thin layer of:
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- An oxide of copper which is red in colour has the formula:
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- In a transition series, as the atomic number increase paramagnetism:
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- The formula of azurite is:
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- Oxide of metal cation which is not amphoteric?
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- CuSO(4) solution +lime is called:
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- Preparation of looking mirrors involves the use of :
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- The electron which take part in order to exhibit variable oxidation st...
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- On heating ZnCl(2).2H(2)O, the compounds obtained is
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