MCQ
Which of the following compounds does not react with $NaHSO_3$
- A$C_6H_5CHO$
- ✓$C_6H_5COCH_3$
- C$CH_3COCH_3$
- D$CH_3CHO$
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Reason : In a hollow spherical shield, the electric field inside it is zero at every point.

