Which of the following reactions do not result in the preparation of potassium dichromate…
Chemistry · Class 12 · CBSE — The d- and f-Block Elements
Which of the following reactions do not result in the preparation of potassium dichromate from chromate?
(A) 4FeCr2O4 + 8Na2CO3 + 7O2 →
(B) Na2CrO4 + H2SO4 →
(C) Na2Cr2O7 + 2KCl →
(A) 4FeCr2O4 + 8Na2CO3 + 7O2 →
(B) Na2CrO4 + H2SO4 →
(C) Na2Cr2O7 + 2KCl →
- (A) and (B)
- (B) and (C)
- (A) and (C)
- (A), (B) and (C)
Answer
(A) (A) and (B)
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- Acidified potassium dichromate reacts with potassium iodide and oxidises it to I 2 . What is the oxidation…
- Interstitial compounds are non-stoichiometric compounds formed by trapping small atoms like C, H or N in…
- Which of the following are basic oxides? Mn 2 O 7 , V 2 O 3 , V 2 O 5 , CrO, Cr 2 O 3
- Answer the following question on the basis of the given data. Given below are E ° values of a few cells…
- Which of the following d -block element has half-filled penultimate as well as valence subshell?
- On addition of small amount of KMnO 4 to concentrated H 2 SO 4 , a green oily compound is obtained which is…
- In which of the following pairs of ions, the lower oxidation state in aqueous solution is more stable than…
- Assertion : Cu 2+ iodide is not known. Reason : Cu 2+ oxidises I – to iodine.
More The d- and f-Block Elements questions · Browse all practice questions