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It is a rare, brittle, mildly toxic and silvery white metalloid.

Tellurium (Te) is a chemical element with atomic number 52, discovered by Franz muller Von Reichenstein in the year 1782. It is a rare, brittle, mildly toxic and silvery white metalloid. Tellurium gives a greenish blue flame when burnt in the air. It does not dissolve or react with water or hydrochloric acid, but dissolves in nitric acid.

Tellurium has no biological role. However, some fungi use it as a substitute of sulphur.

Learn all the elements in StudySolver  Interactive Periodic Table

As it is a very rare element, it is very rare a normal human can encounter it. But when inhaled it may cause many serious health problems which include drowsiness, metal taste, headache and dry mouth.

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Franz Muller von Reichenstein in 1782

Electronegativity according to Pauling