Chemistry
Grade-9
Easy
Question
Noble Gases are inert because
- They are highly reactive
- They are unreactive
- They are noble
- They have completely filled outermost energy level
Hint:
Noble gases have completely filled outermost energy level.
The correct answer is: They have completely filled outermost energy level
- Noble gases are placed in group 18 in the periodic table.
- Noble gases have completely filled outermost energy level.
- Noble gases are hence inert.
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