Which of the following is not correct about transition metals?
- ATheir melting and boiling points are high.
- BTheir compounds are generally coloured.
- CThey can form ionic or covalent compounds.
- DThey do not exhibit variable valency.
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Explain giving reasons:
$(i)$ Transition metals and many of their compounds show paramagnetic behaviour.
$(ii)$ The enthalpies of atomisation of the transition metals are high.
$(iii)$ The transition metals generally form coloured compounds.
$(iv)$ Transition metals and their many compounds act as good catalysts.
$(i)$ Transition metals and many of their compounds show paramagnetic behaviour.
$(ii)$ The enthalpies of atomisation of the transition metals are high.
$(iii)$ The transition metals generally form coloured compounds.
$(iv)$ Transition metals and their many compounds act as good catalysts.
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View SolutionWhich of the following pairs of species has the same electronic configuration?
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View SolutionThe calculated spin-only magnetic moment of $Cr^{2+}$ ion is......$B.M.$
German silver contains which of the following metals?
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