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MBD PUBLICATION-TRANSITION METALS (d-BLOCK ELEMENTS)-QUESTION BANK
- Each coinage metal has:
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- Which of the following metal nitride is a contact explosive:
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- …… is the best conductor of electricity among coinage metals:
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- In the extraction of copper from copper pyrites, iron is removed as:
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- The flux used in the smelting of copper is:
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- Fool's gold is:
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- In the reaction: 2CuCl2 + 2H2O + SO2 to A + H2SO4 + 2HCl, A is:
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- Hair dyes contain:
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- Silver nitrate is usually supplied in coloured bottles because it is:
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- Preparation of looking mirrors involves the use of:
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- Silver amalgam is used in:
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- Streling silver:
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- Which metal is used to add to gold to make it hard ?
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- Which is not an ore of gold ?
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- Horn silver is:
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- Silver possesses metallic lusture because:
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- When excess of SnCl2 is added to a solution of HgCl2, a white ppt. tur...
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- Melting of Zn metal and then ouring it into cold water gives:
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- Zinc reacts with conc. H2SO4 to produce:
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- On heating ZnCl2.2H2O the compound obtained is:
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