alleryPotassium nitrate found in the earth's crust is called:
AChile saltpetre
BBengal saltpetre
CArabic saltpetre
DIndian saltpetre
Answer & Solution
Correct answer: D. Indian saltpetre
1. Sodium nitrate carries the name Chile saltpetre.
2. The potassium salt carries a different place name.
3. It is known as Indian saltpetre.
_Source: syllabus Chemistry, Chapter 7, The p-Block Elements._
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