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प्रश्न
Match the properties with the elements of 3d series:
| (i) | lowest enthalpy of atomisation | (p) | Sc |
| (ii) | shows maximum number of oxidation states | (q) | Mn |
| (iii) | transition metal that does not form coloured compounds |
(r) | Zn |
| (s) | Ti |
पर्याय
(i) (r), (ii) (q), (iii) (p)
(i) (r), (ii) (s), (iii) (p)
(i) (p), (ii) (q), (iii) (r)
(i) (s), (ii) (r), (iii) (p)
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उत्तर
(i) (r), (ii) (q), (iii) (p)
Explanation:
Zinc has no unpaired electrons in 3d or 4s orbitals, so enthalpy of atomization is low.
Mn = 3d54s2 shows +2, +3, +4, +5, +6 and +7 oxidation states, maximum number in 3d series.
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संबंधित प्रश्न
Explain giving reason:
Transition metals and many of their compounds show paramagnetic behaviour.
Write down the electronic configuration of Pm3+.
Write down the electronic configuration of Cu+.
Write down the electronic configuration of Th4+.
Which transition metal of 3d series has positive E° (M2+/M) value and why?
Electronic configuration of Cu3+ is ____________.
The electronic configuration of \[\ce{Cu(II)}\] is 3d9 whereas that of \[\ce{Cu(I)}\] is 3d10. Which of the following is correct?
Which of the following compounds is expected to be colored?
Name the element of 3d series which exhibits the largest number of oxidation states. Give reason.
Define transition metals.
