Chemistry MCQs for 2nd-year class

By: Prof. Dr. Fazal Rehman | Last updated: May 23, 2025

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1. : When the hydroxyl group is attached to the carbon atom bonded to two other carbon atoms, the alcohol formed is





2. : Sodium metal is soft due to





3. : Alcohol (CnH₂n+1OH) with the lowest molecular mass at room temperature is





4. : Elements which have properties of metals and non-metals are





5. : As the size of atom increases down a group, electropositivity





6. : The chemical formula of Zinc Hydroxide is





7. : Bromine is a non-metal in





8. : K₂O + H₂O →





9. : Compared to beryllium, magnesium is





 

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Chemistry MCQs for 2nd-year class.

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