SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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An intensive property that refers to the measure of the resistance of a mineral to scratching.
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Length
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Volume
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Luster
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Hardness
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Explanation:
Detailed explanation-1: -The Mohs Hardness Scale is used as a convenient way to help identify minerals. A mineral’s hardness is a measure of its relative resistance to scratching, measured by scratching the mineral against another substance of known hardness on the Mohs Hardness Scale.
Detailed explanation-2: -Mohs hardness is a rough measure of the overall resistance of a smooth mineral surface to abrasion or scratching. The values are expressed using a convenient scale devised back in 1812 by Friedrich Mohs, a noted German mineralogist.
Detailed explanation-3: -Diamond is the hardest mineral; no other mineral can scratch a diamond. Quartz is a 7.
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