Verified Solution • 2025–26 Session moderate

QJEEM21Che5c3: JEE Main 2021 Chemistry - Class 12 JEEM21Che5c3 Solution: Fex 2 and Fey 3 are known when x and y are :

Fex2 and Fey3 are known when x and y are :

Multiple Choice Options

  • A x = F, Cl, Br, I and y = F, Cl, Br, I
  • B x = F, Cl, Br and y = F, Cl, Br, I
  • C x = F, Cl, Br, I and y = F, Cl, Br
  • D x = Cl, Br, I and y = F, Cl, Br, I

Step-by-Step Verified Solution

FeI3 does not exist as I– reduces Fe3+ to Fe2+.

2Fe3+ + 2I – →\to 2Fe2+ + I2.

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