1
MHT CET 2025 5th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the number of moles of ' C ' and ' H ' atoms respectively present in n mole molecule represented by following structure?

A

$6 n$ and $6 n$

B

$6 n$ ad $8 n$

C

$8 n$ and $8 n$

D

$7 n$ and $9 n$

2
MHT CET 2025 26th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify least stable species from following.

A
$\mathrm{NH}_4^{+}$
B
$\quad \mathrm{R}-\mathrm{NH}_3$
C
$\quad \mathrm{R}_2 \stackrel{+}{\mathrm{N}} \mathrm{H}_2$
D
$\quad \mathrm{R}_3 \stackrel{+}{\mathrm{N}} \mathrm{H}$
3
MHT CET 2025 26th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the expected order of basic strength of different compounds from following.

A

$\mathrm{R}_3 \mathrm{~N}<\mathrm{R}_2 \mathrm{NH}<\mathrm{R}-\mathrm{NH}_2<\mathrm{NH}_3$

B

$\mathrm{NH}_3<\mathrm{R}-\mathrm{NH}_2<\mathrm{R}_2 \mathrm{NH}<\mathrm{R}_3 \mathrm{~N}$

C

$\mathrm{R}_2 \mathrm{NH}<\mathrm{R}_3 \mathrm{~N}<\mathrm{R}-\mathrm{NH}_2<\mathrm{NH}_3$

D

$\mathrm{NH}_3<\mathrm{R}_3 \mathrm{~N}<\mathrm{R}_2 \mathrm{NH}<\mathrm{R}-\mathrm{NH}_2$

4
MHT CET 2025 23rd April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following is a correct increasing order of basic strength of compounds?

A

$\left(\mathrm{CH}_3\right)_2 \mathrm{NH}<\mathrm{CH}_3 \mathrm{NH}_2<\left(\mathrm{CH}_3\right)_3 \mathrm{~N}<\mathrm{NH}_3$

B

$\mathrm{NH}_3<\left(\mathrm{CH}_3\right)_2 \mathrm{NH}<\mathrm{CH}_3 \mathrm{NH}_2<\left(\mathrm{CH}_3\right)_3 \mathrm{~N}$

C

$\mathrm{CH}_3 \mathrm{NH}_2<\left(\mathrm{CH}_3\right)_2 \mathrm{NH}<\left(\mathrm{CH}_3\right)_3 \mathrm{~N}<\mathrm{NH}_3$

D

$\mathrm{NH}_3<\left(\mathrm{CH}_3\right)_3 \mathrm{~N}<\mathrm{CH}_3 \mathrm{NH}_2<\left(\mathrm{CH}_3\right)_2 \mathrm{NH}$

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