MCQ
$'A'$ is
- A
- B
- C
- ✓
✓
Answer
Correct option: D.
d
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which of the following alcohol is not oxidised by $PCC$
→What is the name of element with atomic number $105$
→$2-$ Bromobutane on heating with alcoholic $KOH$ forms
→$pH$ of a solution of $10\,ml$. $1\,N $ sodium acetate and $50\,ml$ $2\,N$ acetic acid $({K_a} = 1.8 \times {10^{ - 5}}),$ is approximately
→Two reactions $R_1$ and $R_2$ have identical pre-exponential factors. Activation energy of $R_1$ exceeds that of $R_2$ by $10\, kJ\,mol^{-1}.$ If $k_1$ and $k_2$ are rate constants for reactions $R_1$ and $R_2$ respectively at $300 \,K,$ then $\ln (k_2/k_1)$ is equal to :
→$(R=8.314\,J\, mol^{-1}\,K^{-1})$
Which of the following are isostructural pairs ?
→$A.$ $SO _{4}^{2-}$ and $CrO _{4}^{2-}$
$B.$ $SiCl _{4}$ and $TiCl _{4}$
$C.$ $NH _{3}$ and $NO _{3}^{-}$
$D.$ $BCl _{3}$ and $BrCl _{3}$
$BCl _{3}$ and $BrCl _{3}$
In the reaction $Me -C \equiv C - Et \xrightarrow{{Na/liq.N{H_3}}}P\xrightarrow[{CC{l_4}}]{{B{r_2}}}(Q)$ ; then $Q$ is
→Which electron level would allow the hydrogen atom to absorb a photon but not emit a photon
Compound $A$ (molecular formula $C_3 H_8O$) is treated with acidified potassium dichromate to form a product $B$ (molecular formula $C_3H_6O$). $B$ forms a shining silver mirror on warming with ammonical silver nitrate, $B$ when treated with an aqueous solution of $NH_2NHCONH_2$ and sodium acetate gives a product $C$. Identify the structure of $C$.
→The number of structural isomers of alkyne possible for the molecular formula $C_6H_{10}$ are
→