Name a transition element which does not exhibit variable oxidation states.
Scandium (Z = 21) does not exhibit variable oxidation states. scandium outer configuration is 3d1 4s2 .it loses 1 electron from d orbital and 2 electrons from s orbital to form Sc3+ ion.
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Why is the enthalpy of atomisation increases upto the middle of the transition series and then decreases?
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Why does Zr and Hf exhibit similar properties?
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Why is the following electronic configuration not correct for the ground state of Mo atom? (at. no. = 42). 1s2 2s2 2p6 3s23p63d10 4s2 4p6 4d4 5s2.
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Explain why iron is a transition element but sodium is not?
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Why Pd is not called a transition elements?
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Atomic radius in a transition series does not vary much while that of s and p-block does. Why?
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Why do the transition elements exhibit higher enthalpies of atomisation?