CH-1503

Alkanes

Chemistry · Secondary 4 · Medium · Alkanes

An alkane, propane, reacts with chlorine in the presence of ultraviolet light. Which equation correctly represents this substitution reaction?

(Propane:

C_3H_8

)

$C_3H_8 + Cl_2 \rightarrow C_3H_8Cl_2$
$C_3H_8 + Cl_2 \rightarrow C_3H_6Cl_2 + H_2$
$C_3H_8 + Cl_2 \rightarrow C_3H_7Cl + HCl$
$C_3H_8 + Cl_2 \rightarrow 2CH_3Cl$

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