Download App

8.3. Organic chemistry purification and characterization — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry8.3. Organic chemistry purification and characterization1 Mark
MCQ
Chromatography is a valuable method for the separation, isolation, purification and identification of the constituents of a mixture and it is based on general principle of
  • ✓
    Phase rule
  • B
    Phase distribution
  • C
    Interphase separation
  • D
    Phase operation
✓

Answer

Correct option: A.
Phase rule
a
It’s obvious.

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

Explore more

More "M.C.Q (1 Marks)" from 8.3. Organic chemistry purification and characterization→8.3. Organic chemistry purification and characterization — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

For the given compounds, the correct order of increasing $\mathrm{pK}_{\mathrm{a}}$ value:
→
Which one of the following exhibits geometrical isomerism
→
Anomalous pair among the following is :
→
Oxidation involves
→
Which of the following mineral does not contain aluminium?
→
Which are not diastereomers
→
The species in which the $N$ atom is in a state of $sp$ hybridization is :
→
The plot shows the variation of $- In\,K_p$ versus temperature for the two reactions.

$M(s) + \frac{1}{2}{O_2}(s)\, \to \,MO(s)\,$  and  $C(s) + \frac{1}{2}{O_2}(g)\, \to \,CO(s)\,$

Identify the correct statement

→
The hydrogen ion concentration of the oceans is about $2 \times 10^{-9}\,M.$ What is the $pH$
→
Consider the following statements for diborane 

$1.$  Boron is approximately $sp^3$ hybridized

$2.$  $B-H-B$ angle is $180^o$

$3.$  There are two terminal $B-H$ bonds for each boron atom

$4.$  There are only $12$ bonding electrons available

Of these statements

→