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Write balanced equations for the followi...

Write balanced equations for the following :
(i) NaCl is heated with sulphuric acid in the presence of `MnO_2`.
(ii) Chlorine gas is passed into a solution of Nal in water.

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(i) `4NaCl + MnO_(2) + 4H_(2)SO_(4) to MnCl_(2) + 4NaHSO_(4) + Cl_(2) + 2H_(2)O`
(ii) `2Nal + Cl_(2) to 2NaCl + I_(2)`
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