SSC MTS :: General Awareness MTS GAMTS Test 1

    General Awareness MTS » GAMTS Test 1 » General Questions - Discussion
    [ A ]    Argon
    [ B ]    Carbon
    [ C ]    Xenon
    [ D ]    Boron right
    1 .

    Which element behaves chemically both as metal and non-metal ?
    Answer : Option D
    Explanation :
    Boron was discovered by Joseph Louis Gay – Lussac and Louis Thenard on 30 June 1808. It is known as very hard element. It is a black and semimetallic element. Boron is used as rocket fuel. It is used to produce borosilicate glass and is used as a controller of nuclear reactors.
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