MCQ
$\,$
  • 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.

Start Generating Free

Similar questions

Which of the following reactions results in the formation of a pair of diastereomers ?
In nucleic acids, the sequence is
in the change ${[Cu({H_2}{O_6})]^{2 + }}\,\xrightarrow{{HCl}}\,{[CuCl{({H_2}O)_5}]^ + }$, the colour changes from
The freezing point of diluted milk sample is found to be $-\,0.2\,^oC,$ while it should have been $\,0.5\,^oC,$ for pure milk. How much water been added to pure milk to make the diluted sample?
Which of the following best describes the flow of electrons in the acid-catalyzed  dimerization of $(CH_3)_2C = CH_2$ ?
A sample of $0.125\,g$ of an organic compound when analysed by Duma's method yields $22.78\,mL$ of nitrogen gas collected over $KOH$ solution at $280\,K$ and $759\,mm\,Hg$. The percentage of nitrogen in the given organic compound is.(Nearest integer).

$(a)$ The vapour pressure of water at $280 K$ is $14.2$ $mm Hg$

$(b)$ $R =0.082 L$ atm $K ^{-1} mol ^{-1}$

Boiling point of chloroform was raised by $ 0.323\,K$, when $0.5143\,g$ of anthracene was dissolved in $35\,g$ of chloroform. Molecular mass of anthracene is ....... $g/mol$. (${K_b}$ for $CHC{l_3}$ $= 3.9 \,\,kg\, mol^{-1}$)
Although Zirconium belongs to $4d$ transition series and Hafnium to $5d$ transition series even then they show similar physical and chemical properties because _____
Hydrogenation of $2-$ Butyne in the presence of Lindlar's catalyst gives
The value of $\Delta S$ for freezing of $10\,g$ of $H_2O(l)$ (enthalpy of fusion is $80 \, cal/g$) at $0\,^oC$ and $1\, atm$ pressure is.......$J/K$