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CBSE XI
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Chemistry
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which of the following reactions r redox reactions?
1) NaBr+HCl=NaCl+HBr 2)HBr+AgNO3=AgBr+HNO3 3)H2+Br2=2HBr 4)2NaOH+H2SO4=Na2SO4+2H2O Justify ur ans. On the basis of every equation
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