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MBD PUBLICATION-TRANSITION METALS (d-BLOCK ELEMENTS)-QUESTION BANK
- Philosopher's wool when heated with BaO at 1100^@C gives the compound:
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- Acidic nature of Zn(OH2) is shown during its reaction with:
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- Which metal sulphide is not black?
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- When iron or zinc is added to CuSO4 solution, copper is precipitated. ...
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- The metal that does not displace hydrogen from an acid is:
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- A yellow ppt, is formed when H2S is passed through an acidified soluti...
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- Complete dissociation of ZnCl2 gives:
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- Galvanised iron is rust proof due to the electroplating of iron with:
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- Which of the following is coated over iron articles to protect iron fr...
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- Cadmipone is a mixture of:
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- Zinc oxide is used in:
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- The valency of mercuric ion is:
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- Zn(OH)2 is:
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- Which reacts with both HCl and NaOH?
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- Silver, mercury and lead have been placed in same group of qualitative...
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- Which metal is commonly used for galvanising iron?
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- Zn and Cd do not show variable valency, because:
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- Which sulphide is not precipitated in acid solution?
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- To prevent corrosion, iron pipes carrying drinking water are coated wi...
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- Which does not give a precipitate with excess of NaOH?
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