MHT CET 2021 22th September Evening Shift | MHT CET Year Wise Previous Years Questions

MHT CET 2021 22th September Evening Shift

MCQ (Single Correct Answer)

-0

Identify the product '$$B$$' in following reaction.

$$2 \mathrm{CH}_3 \mathrm{CHO} \xrightarrow{\text { dil. } \mathrm{NaOH}} \mathrm{A} \xrightarrow[-\mathrm{H}_2 \mathrm{O}]{\Delta} \mathrm{B}$$

But-3-enal

3-Hydroxyl butanal

But-2-enal

4-Hydroxyl butanal

MHT CET 2021 22th September Evening Shift

MCQ (Single Correct Answer)

-0

Identify the correct decreasing order of precipitation power of flocculating ion added, from following.

$$\mathrm{Al}^{3+}>\mathrm{Na}^{+}>\mathrm{Ba}^{2+}$$

$$\mathrm{Ba}^{2+}>\mathrm{Al}^{3+}>\mathrm{Na}^{+}$$

$$\mathrm{Al}^{3+}>\mathrm{Ba}^{2+}>\mathrm{Na}^{+}$$

$$\mathrm{Na}^{+}>\mathrm{Ba}^{2+}>\mathrm{Al}^{3+}$$

MHT CET 2021 22th September Evening Shift

MCQ (Single Correct Answer)

-0

Identify use of argon from following.

In supersonic wind tunnels

For magnetic resonance imaging

For producing inert atmosphere in welding

For production of lasers

MHT CET 2021 22th September Evening Shift

MCQ (Single Correct Answer)

-0

Which of the following is an example of copolymer?

Polyvinyl chloride

Nylon-6

Buna-S

Polyethylene

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