1.

Find the odd-man-out. (a) HNO3, H2SO4, HCl, Na2CO3 (b) MgO, CaO, H2O, Na2O (c) NaHCO3, NaOH, NH4OH, CH3COOH (d) NaCl, C12H22O11, KCl, CuSO4 (e) HCl, H2SO4, HNO3, CH3COOH

Answer»

Find the odd-man-out.



(a) HNO3, H2SO4, HCl, Na2CO3



(b) MgO, CaO, H2O, Na2O



(c) NaHCO3, NaOH, NH4OH, CH3COOH



(d) NaCl, C12H22O11, KCl, CuSO4



(e) HCl, H2SO4, HNO3, CH3COOH





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