MHT CET 2024 10th May Morning Shift | MHT CET Year Wise Previous Years Questions

MHT CET 2024 10th May Morning Shift

MCQ (Single Correct Answer)

-0

Identify the product 'B' obtained in following reaction.

$\mathrm{R}-\mathrm{C} \equiv \mathrm{N} \xrightarrow[\mathrm{HCl}]{\mathrm{SnCl}_2}\mathrm{A} \xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}} \mathrm{B}$

$\mathrm{R}-\mathrm{NH}_2$

$\mathrm{R}-\mathrm{CONH}_2$

$\mathrm{R}-\mathrm{CHO}$

$\mathrm{R}-\mathrm{COOH}$

MHT CET 2024 10th May Morning Shift

MCQ (Single Correct Answer)

-0

Which of the following is radius of first orbit of He$^+$ ?

52.90 pm

78.90 pm

26.45 pm

13.35 pm

MHT CET 2024 10th May Morning Shift

MCQ (Single Correct Answer)

-0

Identify heteroleptic complex from following.

$\mathrm{Na}_3\left[\mathrm{Co}\left(\mathrm{NO}_2\right)_6\right]$

$\left[\mathrm{Fe}\left(\mathrm{H}_2 \mathrm{O}\right)_5(\mathrm{NSC})\right]^{2+}$

$\left[\mathrm{Cu}\left(\mathrm{NH}_3\right)_4\right]^{2+}$

$\left[\mathrm{Co}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]^{3-}$

MHT CET 2024 10th May Morning Shift

MCQ (Single Correct Answer)

-0

Calculate rate constant of first order reaction if concentration of reactant decreases by $90 \%$ in 30 minute?

$2.16 \times 10^{-2} \mathrm{~min}^{-1}$

$3.52 \times 10^{-2} \mathrm{~min}^{-1}$

$4.81 \times 10^{-2} \mathrm{~min}^{-1}$

$ 7.67 \times 10^{-2} \mathrm{~min}^{-1}$

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