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Science · 2024 · 1 mark
CBSE 2024 · Region 3 · Set 1 · Q5
Consider the following Chemical equation: aAl_2 O_3+ bHCl → cAlCl_3+ d H_2 O In order to balance this chemical equation, the values of a, b, c and d…
Consider the following Chemical equation : \[\mathrm{aAl}_{2} \mathrm{O}_{3}+\mathrm{bHCl} \longrightarrow \mathrm{cAlCl}_{3}+\mathrm{d} \mathrm{H}_{2} \mathrm{O} \] In order to balance this chemical equation, the values of $\displaystyle \mathrm{a}, \mathrm{b}, \mathrm{c}$ and d must be
Official answer
(A)
$\displaystyle 1$, $\displaystyle 6$, $\displaystyle 2$ and $\displaystyle 3$
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CBSE Class 10 Science past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.