Complete the following reactions. (i) Cr 2 O 7 2– + 3SO 2 + 2H + → 2Cr 3+ + _____ + H 2 O…
Chemistry · Class 12 · CBSE — The d- and f-Block Elements
Complete the following reactions.
(i) Cr2O72– + 3SO2 + 2H+ → 2Cr3+ + _____ + H2O
(ii) Cr2O72– + 3SO32– + 8H+ → 2Cr3+ + _____ + 4H2O
(iii) Cr2O72– + 6Fe2+ + 14H+ → 2Cr3+ + _____ + 7H2O
- 3SO42–, SO22–, Fe3+
- 3SO42–, 3SO42–, 6Fe3+
- 3SO42–, SO2, K+
- S, SO2, Fe3+
Answer
(B) 3SO 4 2– , 3SO 4 2– , 6Fe 3+
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- Which of the following pairs of ions have the same electronic configuration?
- CuSO 4 is paramagnetic while ZnSO 4 is diamagnetic because
- Fill the missing products in the following reactions. (i) 2 MnO _ 4 ^ - +16 H ^ + +10 I ^ - 2 Mn ^ 2+ +8 H _…
- The salts of Cu in +1 oxidation state are unstable because
- Match the column I with column II and mark the appropriate choice. Column I Column II (A) An element which…
- Which one of the following is a ‘ d -block element’?
- The equation 3MnO 4 2 – + 4H + → 2MnO 4 – + MnO 2 + 2H 2 O represents
- Match the column I with column II and mark the appropriate choice. Column I Column II (A) Green vitriol (i)…
More The d- and f-Block Elements questions · Browse all practice questions