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Which of the following is not correct ab...

Which of the following is not correct about transition metals

A

Their melting and boiling points are high

B

Their compounds are generally colured

C

They can form ionic or covalent compounds

D

They do not exhibit variable valency

Text Solution

Verified by Experts

The correct Answer is:
D
They show variable valency due to presence of vacant d-orbitals.
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NIKITA PUBLICATION-D-AND F-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS
  1. A transition element X has a configuration [Ar] 3d^(4) in its + 3 oxi...

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  2. Fe^(+3)

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  3. Which of the following is not correct about transition metals

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  4. Ground state electronic configuration of Cr atom is :

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  5. The aqueous solution of the following salts will be coloured in the ca...

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  6. The no. of unpaired electrons in Mn^(7+) ions (At. No of Mn =25) is

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  7. The first and last element of the second transition series respectivel...

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  8. The highest oxidation state of Mn is shown by

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  9. Number of unpaired electrons present in [Ni(H(2)O)(6)]^(2+)

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  10. Zinc does not show variable valency Because of:

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  11. Common oxidation state of Scandium, a transition element is /are (At. ...

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  12. Oxidation number of osmium (Os) in OsO(4) is

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  13. The purple colour of [Ti (H(2)O)(6)]^(+3) ion is due to

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  14. From +6 to +1 oxidation state is shon by the element of …… group

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  15. Zn and Hg do not show variable valency like d-block elements because-

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  16. The number of unpaired electrons in cobalt atoms is (atomic number of ...

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  17. Cuprous ion is colourless, while cupric ion is colured because

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  18. The valence shell of transition element consists of

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  19. Transition metal usually exhibit highest oxidation states in their

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  20. The catalytic activity of the transition metals and their compound is ...

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