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QUESTION

Q22) How many moles of KI are required to produce 0.4 moles of K2HgI4? [ EAMCET 1990]




SOLUTION

2KI + HgI2 → K2HgI4
2 moles Gives 1 mole of K2HgI4
0.8 moles will give 0.4 mole of K2HgI4Answer: (b)