Day 243: JEE Mains Chemistry

1. A.
2. B.
3. C.
4. D.

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1. A.
   ${Br}_{2} \mid {FeBr}_{3},H_{2}O(\Delta),NaOH$
2. B.
   $H_{2}{SO}_{4},{Ac}_{2}O,{Br}_{2},H_{2}O(\Delta),NaOH$
3. C.
   ${Ac}_{2}O,{Br}_{2},H_{2}O(\Delta),NaOH$
4. D.
   ${Ac}_{2}O,H_{2}{SO}_{4},{Br}_{2},NaOH$

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1. A.
   (B) and (D) only
2. B.
   (A) and (D) only
3. C.
   (B) and (C) only
4. D.
   (A) and (C) only

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1. A.
   Vitamin $B_{2}$
2. B.
   Vitamin $B_{1}$
3. C.
   Vitamin $B_{6}$
4. D.
   Vitamin $B_{12}$

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