MEDIUM
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IMPORTANT
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Which of the following statement(s) is/are correct
(a)Pure sodium oxide is obtained by heating the mixture of sodium azide and sodium nitrite.
(b)Glauber's salt effloresces in moist air.
(c)Potassium superoxide on heating in an evacuated and sealed tube yields sodium thiosulphate.
(d)Gypsum dissolve in ammonium sulphate solution.

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Important Questions on The s-Block Elements
EASY
JEE Main/Advance
IMPORTANT

EASY
JEE Main/Advance
IMPORTANT

EASY
JEE Main/Advance
IMPORTANT
