Chemistry · Solid State Chemistry
A first-order reflection from the (111) planes of a cubic crystal was observed at a glancing angle of 11.5° when X-rays of wavelength 151 pm were used. The length of the side of the unit cell is: (Given sin 11.5° = 0.199)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1752 pm
- 2379 pm
- 3786 pm
- 4657 pm✓
Correct answer
657 pm
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