MHT CET 2024 4th May Morning Shift | MHT CET Year Wise Previous Years Questions

MHT CET 2024 4th May Morning Shift

MCQ (Single Correct Answer)

-0

Which from following statements is NOT true about lyophilic colloids?

The particles of dispersed phase have greater affinity for the dispersion medium.

These are reversible.

These are self stabilized.

Coagulation occurs even by adding very small amount of electrolytes.

MHT CET 2024 4th May Morning Shift

MCQ (Single Correct Answer)

-0

Calculate the pH of a buffer solution containing 0.35 M weak acid and 0.70 M of its salt with strong base if $\mathrm{pK}_{\mathrm{a}}$ is 4.56 .

6.11

3.72

4.86

5.65

MHT CET 2024 4th May Morning Shift

MCQ (Single Correct Answer)

-0

Which of the following alkenes does NOT exhibit cis-trans isomerism?

But-1-ene

But-2-ene

3,4-Dimethylhex-3-ene

Pent-2-ene

MHT CET 2024 4th May Morning Shift

MCQ (Single Correct Answer)

-0

Which of the following reactions occurs at cathode during discharging of lead accumulator?

$\mathrm{PbSO}_{4(\mathrm{~s})}+2 \mathrm{e}^{-} \longrightarrow \mathrm{Pb}_{(\mathrm{s})}+\mathrm{SO}_{4 \text { (aq.) }}^{2-}$

$\mathrm{Pb}_{(\mathrm{s})}+\mathrm{SO}_{4(\mathrm{oq})}^{2-} \longrightarrow \mathrm{PbSO}_{4(\mathrm{~s})}+2 \mathrm{e}^{-}$

$\begin{aligned} \mathrm{PbO}_{2(s)}+4 \mathrm{H}_{(\mathrm{aq})}^{+}+\mathrm{SO}_{4(\mathrm{qq})}^{2-} +2 \mathrm{e}^{-} \longrightarrow \mathrm{PbSO}_{4(\mathrm{~s})} +2 \mathrm{H}_2 \mathrm{O}_{(1)}\end{aligned}$

$\begin{aligned} & \mathrm{PbSO}_{4(\mathrm{~s})}+2 \mathrm{H}_2 \mathrm{O}_{(1)} \longrightarrow \mathrm{PbO}_{2(\mathrm{~s})}+4 \mathrm{H}_{(\mathrm{aq})}^{+}+\mathrm{SO}_{4(\mathrm{aq})}^{2-}+2 \mathrm{e}^{-}\end{aligned}$

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