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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
- Write the oxidation of H2S by acidified KMnO4.
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- What are lanthanoids ?
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- Why transition metals show catalytic properties?
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- How would you account for the following: The d1 configuration is very ...
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- How would you account for the following : SF(6) is kinetically inert...
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- Why is the highest oxidation state of a metal exhibited in its oxide...
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- Give reasons for the following : Copper cannot displace zinc from it...
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- Why the actinoids exhibit a large number of oxidation states than the ...
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- How would you account for the following : SF(6) is kinetically inert...
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- Why the actinoids exhibit a large number of oxidation states than the ...
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- How would you account for the following ? Most of the transition metal...
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- Why enthalpy of atomisation of the transition elements are quite high ...
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- Give an explanation for the following observation : The greatest numbe...
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- Give reason, Mn^(2+) ion is more paramagnetic than Fe^(2+) ion.
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- Complete the following chemical equation : Cr2O7^(2-) (aq)+ Fe^(2+) (a...
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- Complete the following chemical equation : 2CrO4^(2-) + 2H^(+) rarr
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- Complete the following chemical equation : MnO4^(-)(aq) + H2O2(aq)+ H^...
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- What are interstitial compounds ? Why are such compounds well known fo...
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- Write uses of actinoids.
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- Write reactions of K2Cr2O7, in acidic medium with Kl
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