CBSE Class 11 Chemistry The s-Block Elements Quiz 2

3. What happens when Calcium carbonate is heated to 1200 K?

A Carbon Monoxide B Calcium hydroxide C Calcium Oxide D Both (2) and (3) are correct

4. The salt that is added to table salt to make it flow freely in rainy season is

A KCl B KI C Ca(PO) D NaPO

5. CsOH is

A Strongly basic B Weakly basic C Slightly acidic D Amphoteric.

6. Which of the following metals is not manufactured by electrolysis?

A Na B Mg C Al D Fe

7. The wire of flash bulb is made up of:

A Mg B Ag C Cu D Ba