MHT CET 2023 9th May Evening Shift | MHT CET Year Wise Previous Years Questions

A solution of nonvolatile solute is obtained by dissolving $$1 \mathrm{~g}$$ in $$100 \mathrm{~g}$$ solvent, decreases its freezing point by $$0.3 \mathrm{~K}$$. Calculate cryoscopic constant of solvent if molar mass of solute is $$60 \mathrm{~g} \mathrm{~mol}^{-1}$$.

$$1.0 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$

$$1.4 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$

$$2.4 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$

$$1.8 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$

MHT CET 2023 9th May Evening Shift

MCQ (Single Correct Answer)

-0

What is the IUPAC name of allylamine?

Propan-1-amine

Prop-2-en-1-amine

Prop-1-en-2-amine

Propan-2-amine

MHT CET 2023 9th May Evening Shift

MCQ (Single Correct Answer)

-0

What is the wave number of photon emitted during transition from orbit, $$\mathrm{n}=4$$ to $$\mathrm{n}=2$$ in hydrogen atom $$\left[R_H=109677 \mathrm{~cm}^{-1}\right]$$

$$20564.44 \mathrm{~cm}^{-1}$$

$$23032.17 \mathrm{~cm}^{-1}$$

$$15354.78 \mathrm{~cm}^{-1}$$

$$25225.7 \mathrm{~cm}^{-1}$$

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