MCQOPTIONS
Saved Bookmarks
| 1. |
Assertion Crystalline solids can cause X-rays to diffract. Reason Interatomic distance in crystalline solids is of the order of 0.1 nm. |
| A. | If both the assertion and reason are true and reason explains the assertion |
| B. | If both the assertion and reason are true and reason explains the assertion. |
| C. | If assertion is true but reason false |
| D. | If assertion is true but reason True |
| Answer» B. If both the assertion and reason are true and reason explains the assertion. | |