First slide

Group-17 or Halogen family

Question

Which of the following will not occur

Moderate

A

$Fe + H_{2} {SO}_{4} \to {FeSO}_{4} + H_{2}$
B

$Cu + 2 {AgNO}_{3} \to Cu {({NO}_{3})}_{2} + 2 Ag$
C

$2 KBr + I_{2} \to 2 KI + {Br}_{2}$
D

$CuO + H_{2} \to Cu + H_{2} O$

Solution

Electronegativity of I₂ is less than Br₂. Therefore unable to displace bromine

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