1.

Complete the following reactions . NaCl+MnO_(2)+H_(2)SO_(4) rarr

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SOLUTION :1. `4NaCl +MnO_(2)+4H_(2)SO_(4) to Cl_(2)+MnCl_(2) +4NaHSO_(4)+2H_(2)O`
2. `I_(2)+2S_(2)O_(3)^(2-) to S_(4)O_(6)^(2-) +2I^(-)`
3. `P_(4)+3NaOH+3H_(2)O to 3NaH_(2)PO_(2)+PH_(3)uarr`


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