HydrogenhardNUMERICAL

In the industrial two-step process of hydroformylation followed by reduction, how many moles of dihyHydrogen Chemistry Question

Question

In the industrial two-step process of hydroformylation followed by reduction, how many moles of dihydrogen gas ($H_2$) are consumed in total to convert $1\text{ mole}$ of ethene ($C_2H_4$) completely into propan-1-ol ($CH_3CH_2CH_2OH$)?

Answer: 2

💡 Solution & Explanation

Step 1 (Hydroformylation): $C_2H_4 + CO + H_2 \rightarrow CH_3CH_2CHO$ (consumes $1\text{ mole } H_2$). Step 2 (Reduction): $CH_3CH_2CHO + H_2 \rightarrow CH_3CH_2CH_2OH$ (consumes $1\text{ mole } H_2$). Total dihydrogen consumed = $1 + 1 = 2\text{ moles}$.

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