Geology · Crystallography and Mineralogy
An increase in the hardness of minerals is primarily influenced by: I. Increase in valency II. Increase in atomic packing density III. Increase in bond strength IV. Increase in ionization energy Choose the correct answer from the following options:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1I and IV only
- 2I, II, and III only✓
- 3II and III only
- 4I and II only
Correct answer
I, II, and III only
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