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Q.
The formula for chile saltpetre is
NTA AbhyasNTA Abhyas 2020The s-Block Elements
Solution:
Chile salt petre is $NaNO_{3}$ While $KNO_{3}$ is Indian salt petre. $Na_{2}SO_{4}.10H_{2}O$ is Glouber salt and $Na_{2}S_{2}O_{3}.5H_{2}O$ is known as Hypo.