Question

What is the correct relationship between the
pH of isomolar solutions of sodium oxide
(pH1), sodium sulphide (pH2), sodium
selenide (PH3) and sodium telluride (pH4)?
(a) pH1 >pH2=pH3>pH4
(b) pH1 <pH 2<pH 3<pH4
(C) pH 1<pH2 <pH3 = pH4
(d) pH1 >pH2 >pH 3>pH4,​

Answer 1

Answer:

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