Class 12 NEET Chemistry P Block Elements Questions

Question : 48 of 101

Marks: +1, -0

What is the correct relationship between the pH of isomolar solutions of sodium oxide, Na2 O ( p H1 ), sodium sulphide, Na2 S ( pH2 ), sodium selenide, Na2 Se ( pH3 ) andsodium telluride Na2 Te ( pH4 )?