GK
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which metal is heaviest?
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iron
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nickle
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osmium
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mercury
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Explanation:
Detailed explanation-1: -Osmium is the most dense metal! Many people are familiar with lead (11.3 kg/L), but osmium is twice as dense (22.6 kg/L)! Each liter (about 1/4 gallon) of osmium weighs 22.6 kg (50 lbs). For comparison, each liter of water weighs only 1 kg ( 2.2 lbs).
Detailed explanation-2: -The correct answer is ‘Osmium’. It is the heaviest of the known substances.
Detailed explanation-3: -Uranium has the highest atomic weight (19 kg m) of all naturally occurring elements.
Detailed explanation-4: -Osmium is the densest element on the periodic table. It has a density of 22.6 grams per cubic centimetre. Tungsten is the second densest element on the periodic table. It has a density of 19.3 grams per cubic centimetre.
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