9th Chemistry - Online MCQs Test - Past Year Paper 2019

Past Year Paper Online MCQs Test [Chemistry 2019] class 9th

17 mcqs from chemistry past year exam 2019 for class 9th (karachi board / science group)

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jQuizMe

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He was the first scientist who used Opium as an anesthesia:

1. Al-Beruni
2. Robert Boyle
3. lbne-Sina
4. Al-Razi