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प्रश्न
A salt having - fourteen oxygen atoms in its molecule.
विकल्प
Washing soda
Green vitriol
Gypsum
Glauber’s salt
MCQ
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उत्तर
Glauber’s salt
Explanation:
The chemical formula for Glauber’s salt is Na2SO4 . 10H2O.
Total oxygen atoms = 4 (from sulphate) + 10 (from water)
= 14
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