Uses of Scandium and Thallium

Scandium

Thallium

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Uses

Uses of Scandium are limited to research purpose only. However, it has very low density and higher melting point.
Its compounds like scandium iodide is used in mercury vapor lamps to produce very bright white light.

Electrical Industry, Electronic Industry

Alloys

Non Toxic

✔✘

0.01 Blood/mg dm-3

0.00 p.p.m.

Thallium is a toxic metal and hence it has limited uses. Thallium metal is mostly used for producing photoelectric cells.
In thermometer’s mercury alloy has 8% of thallium, as it has a melting point lower than 20°C.

Chemical Industry

Medical Research

Alloys

Highly Toxic

✔✘

0.00 Blood/mg dm-3

0.00 p.p.m.