One mole of SO2Cl2 is dissolved in water and Ca(OH)2 is added to neutralise acidic solution. Moles of Ca(OH)2 required are :
A
2
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B
3
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C
4
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D
5
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Solution
The correct option is C2 The reactions are as follows: SO2Cl21mol+2H2O⟶H2SO41mol+2HCl2mol H2SO4+Ca(OH)2⟶CaSO4+2H2O 2HCl+Ca(OH)2⟶CaCl2+2H2O Thus, total Ca(OH)2 required =2 mol.