KCET 2023 Chemistry Solved Paper

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Compounds P and R in the following reaction are
CH3CHO‌
(i)CH3MgBr
────────────▶
(ii)H3O+
P
‌
conc.H2SO4
────────────▶
heat
Q
‌
────────────▶
(i)B2H6(ii)H2O2∕OH−
‌R
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