The number of structural isomers of \( \mathrm{C}_{3} \mathrm{H}_{5} \mathrm{Cl}_{3} \) is (A) t...

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The number of structural isomers of \( \mathrm{C}_{3} \mathrm{H}_{5} \mathrm{Cl}_{3} \) is
(A) two
(B) four
(C) three
(D) five
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