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In Cu. (At. No. 29)...

In Cu. (At. No. 29)

A

13 electrons have spin in one direction and 16 electons in other direction

B

14 electrons have spin in one direction and 15 electrons in other direction

C

one electron can have spin only in the clockwise direction

D

None of the above is correct.

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The correct Answer is:
B
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Among the following transition elements, pick out the element/elements with highest second ionization energy (a) V(At. No. 23) (v) Cr(At. No. 24) (c) Mn(At. No. =25) (d) Cu (At. No. =29) (e) Zn(At. No.=30)

Amongst Cu^(+1), Fe ^(+2)and Cr^(+3) (At. No. Cu =29, Fe =26, Cr= 24 )

Electronic configurations of Cu ( Z = 29) is

The number of gerade atomic orbitals present in Cu^(+) (z = 29)

What is the maximum number of unpaired electrons in Cu (Z = 29), Br^(-) (Z = 35) and K^+ (Z = 19) ?

Which of the following is electronic configuration of Cu^(2+) (Z = 29) ?

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