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Regarding transitional elements the wron...

Regarding transitional elements the wrong statement is

A

They exhibit variable valencies

B

They possess low M.P.'s

C

They are good catalysts

D

They form coloured complexes.

Text Solution

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The correct Answer is:
B
Transition elements are hard substance. Show high M.P
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NARAYNA-CLASSIFICATION OF ELEMENTS AND PERIODICITY -EXERCISE - 1 (H.W)
  1. In a given transition series the elements differ generally in the numb...

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  2. Transition elements are placed in the periodic table between the group

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  3. Regarding transitional elements the wrong statement is

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  4. The electron configuration of the element 'M' is [Ar] 3d^(10) 4s^(2) 4...

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  5. Which of the following is the smallest in size?

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  6. The correct order of atomic radii is

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  7. The element with the following atomic number may be bigger than alumin...

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  8. Which among the following group elements are smaller in size

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  9. Which of the following is an example of a positive ion and negative io...

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  10. The ionization potential (I(1)) of nitrogen (Z=7) is more than oxygen ...

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  11. Second ionization potential value is very low for

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  12. I(1) of an element X is 899" kJ mole"^(-1) and that of another element...

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  13. The first ionisation in electron volts of nitrogen and oxygen atoms a...

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  14. The second ionisation energy of N and O in electron volt are respectiv...

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  15. The first ionisation potential of Na,Mg,Al and Si are in the order

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  16. Electrons which have the highest penetrating power through lower orbit...

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  17. A sudden large jump between the values of second and third ionisation ...

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  18. The atomic number of vanadium (V), chromium (Cr), manganese (Mn) and i...

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  19. The ionisation potential of X((g))^(-) is numerically equal to

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  20. the correct order of electron gain enthalpy with negative sign of F,Cl...

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