1.

Statement-1: Aluminium is used as reducing agent in the commercial extraction of iron from haematite ore. Statement--2: Reduction of B_(2)O_(3) to boron by aluminuim is called as Goldschmidt aluminothermicprocess.

Answer»

Statement-1 is TRUE, Statement-2 is True, Statement-2 is a CORRECT EXPLANTION for Statement-1.
Statement-1 is True, Statement-2 is True, Statement-2 is not a correct explantion for Statement-1.
Statement-1 is True, Statement-2 is False.
Statement-1 is True, Statement-2 is True.

Answer :D


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