MCQ
The electronic configuration of cobalt is
- A$1{s^2},2{s^2}2{p^6}.3{s^2}3{p^6}3{d^1},4{s^2}$
- ✓$1{s^2},2{s^2}2{p^6},3{s^2}3{p^6}3{d^7},4{s^2}$
- C$1{s^2},2{s^2}2{p^6},3{s^2}3{p^6}3{d^3},4{s^2}$
- D$1{s^2},2{s^2}2{p^6},3{s^2}3{p^6}3{d^5},4{s^2}$
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$1.\,\,CH_3-C \equiv C -CH_3$
$2.\,\,CH_3 - CH_2 - CH_2 - CH_3$
$3. \,\,CH_3 - CH_2C \equiv CH$
$4.\,\,CH_3 - CH = CH_2$
$(I)$ Cis $-[Co(NH_3)_2(en)_2]^{+3}$
$(II)$ Trans $-[Ir \,Cl_2\, (C_2O_4)_2]^{-3}$
$(III)$ $[Rh(en)_3]^{+3}$
$(IV)$ Cis $-[Ir(H_2O)_3Cl_3]$