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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
- How would you account for the irregular variation of ionisation enthal...
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- Write chemical reaction for preparation of K2Cr207 from chromite ore.
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- What is meant by ‘disproportionation’? Give two examples of disproport...
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- Compare the chemistry of actinides with that of Lanthanides with speci...
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- Compare the chemistry of actinides with that of Lanthanides with speci...
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- Draw lewis structure of SCl2
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- What are the main consequences of lanthanoid contraction ?
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- Complete the following reaction equation : MnO4^(-) + Fe^(2+) + H^(+) ...
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- Complete the following reaction equation : MnO4^(-) + I^(-) + H2O rarr
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- Show the formation of aluminium flouride.
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- Why do transition metals have high enthalpies of atomization ?
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- How would you account for the following : Of the d^4 species, Cr^(2+) ...
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- Show the formation of sodium sulphide.
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- Show the formation of sodium phosphide.
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- Show the formation of potassium oxide.
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- Show the formation of potassium chloride.
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- What is the bond order in hydrogen molecule according to lewis .
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- What is the bond order in oxygen molecule according to lewis .
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- The paramagnetic character of first transition series increases upto m...
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- What is the bond order in nitrogen molecule according to lewis
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