1.

Which of the following statement is correct regarding the slag obtained during the extraction of a metal like copper or iron ?

Answer»

The slag is lighter and has higher melting POINT than the METAL.
The slag is lighter and has lower melting point than the metal.
The slag is HEAVIER and has higher melting point than the metal.
The slag is heavier and has lower melting point than the metal.

Solution :Slag is lighter, has lower m.pt. than metal, FLOATS and can be skimmed off.


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