MHT CET 2023 13th May Morning Shift | MHT CET Year Wise Previous Years Questions

A solution of $$5.6 \mathrm{~g}$$ non-volatile solute in $$50 \mathrm{~g}$$ solvent has elevation in boiling point $$1.75 \mathrm{~K}$$. What is the molar mass of solute $$\left(\mathrm{K}_{\mathrm{b}}=3 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\right)$$ ?

$$192 \mathrm{~g} \mathrm{~mol}^{-1}$$

$$200 \mathrm{~g} \mathrm{~mol}^{-1}$$

$$184 \mathrm{~g} \mathrm{~mol}^{-1}$$

$$176 \mathrm{~g} \mathrm{~mol}^{-1}$$

MHT CET 2023 13th May Morning Shift

MCQ (Single Correct Answer)

-0

What is the common name of benzene-1,3-diol?

Catechol

Resorcinol

Quinol

Pyrogallol

MHT CET 2023 13th May Morning Shift

MCQ (Single Correct Answer)

-0

Identify the CORRECT decreasing order of basic strength of compounds from following.

$$\mathrm{CH}_3 \mathrm{NH}_2>\left(\mathrm{CH}_3\right)_2 \mathrm{NH}>\mathrm{C}_6 \mathrm{H}_5 \mathrm{NH}_2>\mathrm{NH}_3$$

$$\left(\mathrm{CH}_3\right)_2 \mathrm{NH}>\mathrm{CH}_3 \mathrm{NH}_2>\mathrm{NH}_3>\mathrm{C}_6 \mathrm{H}_5 \mathrm{NH}_2$$

$$\mathrm{NH}_3>\mathrm{CH}_3 \mathrm{NH}_2>\left(\mathrm{CH}_3\right)_2 \mathrm{NH}>\mathrm{C}_6 \mathrm{H}_5 \mathrm{NH}_2$$

$$\mathrm{C}_6 \mathrm{H}_5 \mathrm{NH}_2>\left(\mathrm{CH}_3\right)_2 \mathrm{NH}>\mathrm{CH}_3 \mathrm{NH}_2>\mathrm{NH}_3$$

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