Question
Write the bond angles in CH4, NH3 and H2O molecules and give reason.
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$\text{C}_2\text{H}_4(\text{g})+\text{H}_2(\text{g})\overrightarrow{\ \ \ \ \ \ }\ \text{C}_2\text{H}_6(\text{g})$

H2O2(aq) + Fe2+(aq) → Fe3+(aq) + H2O(l) (in acidic solution).