Chemistry, asked by kookiesan97, 10 hours ago

In which of the following reaction is there a change in the oxidation number of any atoms: (1) 2NO2 → N₂O4
(2) NH3+ H2O→ NH4+ + OH-
(3) N₂O5 + H₂O → 2HNO3
(4) 2H₂O₂ → H₂O + O₂

Answers

Answered by kiranusharani02

0

4) 2H2O2— H2O + O2

as the RHS contains 4 atoms of oxygen whereas the RHS contains 3 atoms of oxygen

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