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#1 2017-10-17 09:09:31
- hamidoon123
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- Registered: 2017-09-21
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Silicon is not present in:
10th Class Federal Board Exams Quizzes MCQs Quizzes Federal Board Class 10th Chemistry Chapter No 2
Question:
Silicon is not present in:
Option A):
Limestone
Option B):
Sand
Option C):
Quartz
Option D):
Silicates
Correct Answer is Option A):
Limestone
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2017-10-17 09:09:31
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Re: Silicon is not present in:
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