A and B formed in the following reactions are: 2 2 2 CrO Cl 4NaOH A 2NaCl 2H O A 2HCl 2H O B 3H O (A — JEE Mains Chemistry Past Papers Chemistry Question
Question
A and B formed in the following reactions are: 2 2 2 CrO Cl 4NaOH A 2NaCl 2H O A 2HCl 2H O B 3H O (A) A = Na2CrO4, B = CrO5 (B) A = Na2Cr2O4, B = CrO4 (C) A = Na2Cr2O7, B = CrO3 (D) A = Na2Cr2O7, B = CrO5
Answer: A
💡 Solution & Explanation
2 4 (A) CrO Cl 4NaOH Na CrO 2NaCl 2H O 4 2 2 Missing from (B) balanced eqaution Na CrO 2H O 2HCl CrO 2NaCl 3H O
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