Question

which of these is not a d-block element?
a)vanadium
b)zinc
c)titanium
d)aluminium

Answer 1

"Answer on Question #59357, Chemistry / Inorganic Chemistry"

which of these is not a d-block element?

a)vanadium

b)zinc

c)titanium

d)aluminium

Vanadium

$+23\mathrm{V}$ $1s^{2}2s^{2}2p^{6}3s^{2}3p^{6}3s^{2}3p^{6}4s^{2}3d^{3}$ d-element

Zinc

$+30\mathrm{Zn}$ $1s^{2}2s^{2}2p^{6}3s^{2}3p^{6}3s^{2}3p^{6}4s^{2}3d^{10}$ d-element

Titanium

$+22\mathrm{Ti}$ $1s^{2}2s^{2}2p^{6}3s^{2}3p^{6}3s^{2}3p^{6}4s^{2}3d^{2}$ d-element

Aluminum

$+13\mathrm{Al}$ $1s^{2}2s^{2}2p^{6}3s^{2}3p^{1}$ s-element

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