Day 257: MHT-CET Chemistry

1. A.
   Propene
2. B.
   Propanal
3. C.
   Propanone
4. D.
   Propan-2-ol

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1. A.
   $t_{1/2}$ will increase by two times
2. B.
   $t_{1/2}$ will decrease by four times
3. C.
   $t_{1/2}$ remains the same
4. D.
   $t_{1/2}$ will decrease by two times

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1. A.
   3-Bromo-2-methylbutane
2. B.
   2-Bromo-2-methylbutane
3. C.
   2-Bromo-3-methylbutane
4. D.
   2-Bromobutane

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1. A.
   $\mathrm{A_2B}$
2. B.
   $\mathrm{AB_2}$
3. C.
   $\mathrm{AB_5}$
4. D.
   $\mathrm{A_5B_2}$

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1. A.
   It is colorless and tasteless gas.
2. B.
   It burns with a pale blue flame.
3. C.
   It is a polar water-soluble gas.
4. D.
   It is lighter than air.

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