Download App

3. Chemical kinetics — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry3. Chemical kinetics1 Mark
MCQ
Certain bimolecular reactions which follow the first order kinetics are called
  • A
    First order reactions
  • B
    Unimolecular reactions
  • C
    Bimolecular reactions
  • ✓
    Pseudounimolecular reactions
✓

Answer

Correct option: D.
Pseudounimolecular reactions
d
(d)It is the characteristic of pseudo-unimolecular reactions.

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 3. Chemical kinetics→3. Chemical kinetics — all question types→Chemistry STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

Which of the following represents the decreasing order of basic strength of amines in the gas phase?
→
The value of freczing point of an aquecus solution is $0.186^{\circ} C$, the corresponding solution's boiling point is $\left( K _{ f }=1.86^{\circ} C mol ^{-1} kg\right)\left( K _{ b }=0.512^{\circ} C \right.$ $\left.mol ^{-1} kg\right):$
→
Which of the following statements is correct about the role of substances added in the froth floation process?
$A.$ Collectors enhance the non $-$ wettability of the mineral particles.
$B.$ Collectors enhance the wettability of gangue particles.
$C.$ By using depressants in the process two sulphide ores can be separated.
$D.$ Froth stabilisers decrease wettability of gangue.
→
Given

$E^o_{Cl_2/Cl^-} = 1.36\,V,$   $E^o_{Cr^{3+}/Cr}= -0.74\,V,$

$E^o_{Cr_2/O_7^{2-}/Cr^{3+}}=1.33\,V,$   $E^o_{MnO^-_4/Mn^{2+}} = 1.51\,V$

Among the following, the strongest reducing agent is

→
What is the $C.N.$ of a sphere in square packing in $2-D?$
→
In the following reaction $A \longrightarrow B + C$, rate constant is $0.001\, Ms^{-1}$. If we start with $1\, M$ of $A$ then concentration of $A$ and $B$ after $10\, minutes$ are respectively
→
$........$ are used to control body temperature during fever.
→
Which function of $[X]$ plotted against time, will give straight line for a second order reaction? $X \to $ Product
→
The variation of the boiling points ofthe hydrogen halides is in the order $HF > HI > HBr > HCl.$ What explains the higher boiling point of hydrogen fluoride ?
→
In comparison to a $0.01M$ solution of glucose, the depression in freezing point of a $\ce{0.01M MgCl_2}$ solution is $.......$
→