Osmium #76

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Quiz on Osmium

1 / 5

Name the two elements discovered in 1803

2 / 5

Osmium tetraoxide is used for

3 / 5

Name the oxide of Osmium which is toxic when in contact with skin.

4 / 5

Osmium is the rarest of all stable elements

5 / 5

Osmium coated mirrors were used in space-based UV spectroscopy

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