MCQ
The type of orbitals present in $Fe$ is
- A$s$
- B$s$ and $p$
- ✓$s,\,p$ and $d$
- D$s,\,p,\,d$ and $f$
$F{e_{26}} = 1{s^2},\,2{s^2}\,2{p^6},\,3{s^2}\,3{p^6},\,4{s^2}3{d^6}$
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| List$-I$ Test/Reagents/Observation(s) | List$-II$ Species detected |
| $(a)$ Lassaigne's Test | $(i)$ Carbon |
| $(b)\;Cu ( II )$ oxide | $(ii)$ Sulphur |
| $(c)$ Silver nitrate | $(iii)\;N , S , P ,$ and halogen |
| $(d)$ The sodium fusion extract gives black precipitate with acetic acid and lead acetate | $(iv)$ Halogen Specifically |
The correct match is