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

MHT CET 2023 13th May Evening Shift

MCQ (Single Correct Answer)

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Which of the following is Wolf-Kishner reduction?

MHT CET 2023 13th May Evening Shift Chemistry - Isomerism Question 24 English Option 1

MHT CET 2023 13th May Evening Shift Chemistry - Isomerism Question 24 English Option 2

MHT CET 2023 13th May Evening Shift

MCQ (Single Correct Answer)

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Calculate the wave number of photon emitted during transition from the orbit of $$n=3$$ to $$n=2$$ in hydrogen atom $$\left(R_H=109677 \mathrm{~cm}^{-1}\right)$$.

$$15354.8 \mathrm{~cm}^{-1}$$

$$82257.8 \mathrm{~cm}^{-1}$$

$$30515.4 \mathrm{~cm}^{-1}$$

$$41128.5 \mathrm{~cm}^{-1}$$

MHT CET 2023 13th May Evening Shift

MCQ (Single Correct Answer)

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What is the molar concentration of acetic acid if value of it's, dissociation constant is $$1.8 \times 10^{-5}$$ and degree of dissociation is 0.02 ?

$$4.6 \times 10^{-3} \mathrm{~M}$$

$$4.5 \times 10^{-2} \mathrm{~M}$$

$$4.0 \times 10^{-4} \mathrm{~M}$$

$$3.6 \times 10^{-2} \mathrm{~M}$$

MHT CET 2023 13th May Evening Shift

MCQ (Single Correct Answer)

-0

An ideal gas absorbs $$210 \mathrm{~J}$$ of heat and undergoes expansion from $$3 \mathrm{~L}$$ to $$6 \mathrm{~L}$$ against a constant external pressure of $$10^5 \mathrm{~Pa}$$. What is the value of $$\Delta U$$ ?

$$310 \mathrm{~J}$$

$$-90 \mathrm{~J}$$

$$-210 \mathrm{~J}$$

$$190 \mathrm{~J}$$

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