Assertion (A): | The elements of Group 18 are known as noble gases. |
Reason (R): | Group 18 elements are highly reactive. |
The correct option is-
1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
3. | (A) is true but (R) is false. |
4. | (A) is false but (R) is true. |
Given below are two statements:
Assertion (A): | Noble gases have very low boiling points. |
Reason (R): | Noble gases, being monoatomic, have no interatomic forces except weak dispersion forces. |
The correct option is:
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | (A) is False but (R) is True. |
Assertion (A): | The hydrolysis of XeF6 is a redox reaction. |
Reason (R): | The hydrolysis products of XeF6 are XeOF4 and XeO2F2 |
1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
3. | (A) is true but (R) is false. |
4. | (A) is false but (R) is true. |