Reaction by which benzaldehyde cannot be prepared is :A. + `H_(2)` in presence of Pd -`BaSO_(4)`B. + CO + HCl in presence of anhydroud `AlCl_(3)`C. + Zn/Hg and conc. HClD. `+CrO_(2)Cl_(2)` in `CS_(2)` followed by `H_(3)O^(+)`

Reaction by which benzaldehyde cannot be prepared is :A. + `H_(2)` in

1.	Reaction by which benzaldehyde cannot be prepared is :A. + `H_(2)` in presence of Pd -`BaSO_(4)`B. + CO + HCl in presence of anhydroud `AlCl_(3)`C. + Zn/Hg and conc. HClD. `+CrO_(2)Cl_(2)` in `CS_(2)` followed by `H_(3)O^(+)`
Answer» Correct Answer - C In (3) option the give reaction will not yield benzaldehyde.

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Reaction by which benzaldehyde cannot be prepared is :A. + `H_(2)` in presence of Pd -`BaSO_(4)`B. + CO + HCl in presence of anhydroud `AlCl_(3)`C. + Zn/Hg and conc. HClD. `+CrO_(2)Cl_(2)` in `CS_(2)` followed by `H_(3)O^(+)`

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