Question

The polymer used in making blankets (artificial wool) is
a) polyester
b) polyacrylonitrile
c) polythene
d) polystyrene

Answer 1

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(A). POLYESTER


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Answer 2

It includes least acidic weakens and the acidity that has central atom increases.

HClO4 > HClO3 > HClO2 > HClO.

For a series of oxyacids with the same number of oxygen but with different central atoms such as HOBr, HOCl, HOI, as the electronegativity of the central atom increases, the O-H bond strength weakens and the acidity increases.