Consider the following reactions, 5 i F _ 4 + ZF ^ - [ 5 i F _ 5 ]^ 2- ZBI _ 3 [ ~W ] Red…

Chemistry · JEE Main · NTA Examsp-Block Elements

Consider the following reactions,

  1. \(\mathbf{5 i F}_{\mathbf{4}}+\mathrm{ZF}^{-} \longrightarrow\left[\mathbf{5 i F}_{\mathbf{5}}\right]^{2-}\)
  2. \(\mathrm{ZBI}_{3} \xrightarrow[\mathrm{~W}]{\text { Red hat }} \mathrm{ZB}+3 \mathrm{I}_{2}\)
  3. \(\mathrm{H}_{3} \mathrm{EO}_{3} \xrightarrow{\mathrm{Na}_{2} \mathrm{CO}_{3}} \mathrm{NaBH}_{4}+\mathrm{NaOH}\)
  4. \(\mathrm{SnO} 2+\mathrm{KOH} \longrightarrow \mathrm{~K}_{2} \mathrm{SnO}_{3}+\mathrm{H}_{2} \mathrm{O}\)

Incorrect reaction is/are:

  1. 2 and 4 only
  2. 2, 3, 4 only
  3. 1, 2 and 3 only
  4. 3 only

Answer

(C) 1, 2 and 3 only

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