SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Makes up about 80% of the periodic table, good conductors of heat and electricity, high luster and malleable.
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nonmetals
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metalloids
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metals
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transition elements
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Explanation:
Detailed explanation-1: -Metals are opaque, lustrous elements that are good conductors of heat and electricity. Most metals are malleable and ductile and are, in general, denser than the other elemental substances.
Detailed explanation-2: -Gold is an element that has a very good property of luster. Other examples of elements that have the property of luster are copper, aluminium, platinum, silver, etc all these are metals. An example of a non-metal which shows luster is diamond (an allotrope of carbon atom).
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