Which naturally occurring chemical element is the densest?

helium

lead

osmium

platinum

The density of osmium is 22,570 kg/m3, slightly more than Iridium (22,420) and platinum (21,450). Commonly used metals are considerably less dense - the density of iron is 7,870, lead 11,340 and mercury 13,456.

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Answers by country

Republic of Ireland

22%

72%

Switzerland

18%

60%

18%

Australia

23%

55%

15%

Malaysia

13%

55%

16%

the Netherlands

22%

55%

16%

India

16%

53%

21%

736

Austria

21%

51%

21%

Ghana

13%

10%

51%

24%

Singapore

16%

50%

26%

Bangladesh

25%

50%

18%

Greece

23%

47%

19%

Poland

30%

44%

19%

11596

the United States

27%

43%

22%

611

Germany

29%

41%

26%

456

Canada

18%

40%

31%

the United Kingdom

35%

37%

21%

278

the United Arab Emirates

18%

36%

40%

the Philippines

29%

31%

25%

Pakistan

13%

26%

30%

28%

Nigeria

25%

30%

26%

16%

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