MCQ
Bond length between carbon-carbon in ethylene molecule is......$ \mathop A\limits^o $
- A$1.54$
- ✓$1.35$
- C$1.19$
- D$2.4$

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$1. \,{H_3}C - \mathop O\limits^ + {H_2} \to CH_3^ + + {H_2}O$
$2.\,{(C{H_3})_3}C - \mathop O\limits^ + {H_2} \to {(C{H_3})_3}{C^ + } + {H_2}O$
$3.\,{(C{H_3})_2}CH - \mathop O\limits^ + {H_2} \to {(C{H_3})_2}C{H^ + } + {H_2}O$
$Cr{(OH)_3} + Cl{O^ - } + O{H^ - } \to CrO_4^{2 - } + C{l^ - } + {H_2}O$
$Cr{(OH)_3}$ $-$ $Cl{O^ - }$ - $CrO_4^{2 - }$ $-$ $Cl^-$
|
List $-I$ (Element) |
List $-II$ (Electronic Configuration) | ||
| $A.$ | $N$ | $I.$ | $[\mathrm{Ar}] 3 \mathrm{~d}^{10} 4 \mathrm{~s}^2 4 \mathrm{p}^5$ |
| $B.$ | $S$ | $II.$ | $[\mathrm{Ne}] 3 \mathrm{~s}^2 3 \mathrm{p}^4$ |
| $C.$ | $Br$ | $III.$ | $[\mathrm{He}] 2 \mathrm{~s}^2 2 \mathrm{p}^3$ |
| $D.$ | $Kr$ | $IV.$ | $[\mathrm{Ar}] 3 \mathrm{~d}^{10} 4 \mathrm{~s}^2 4 \mathrm{p}^6$ |
Choose the correct answer from the options given below:
