Chemistry-(general)
NEET Chemistry (general) MCQ Question
Type: MCQ-numerical-Easy-Class 12
In the preparation of potassium dichromate from sodium dichromate, how many moles of KCl are required to completely react with 1 mole of Na2Cr2O7 to form K2Cr2O7?
A
2 moles
B
1 mole
C
3 moles
D
0.5 moles
Correct Answer
Option A
Detailed Explanation
The balanced chemical equation given in the NCERT context is Na2Cr2O7 + 2 KCl → K2Cr2O7 + 2 NaCl, indicating 2 moles of KCl are needed per mole of Na2Cr2O7.
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