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General Principles and processes of Isolation of Elements
easy
Which of the following statements is correct regarding the slag formation during the extraction of a metal like copper or iron.
A
The slag is lighter and lower melting than the metal
B
The slag is heavier and lower melting than the metal
C
The slag is lighter and higher melting than the metal
D
The slag is heavier and higher melting than the metal.
Solution
Slag formed in extraction of metals are lighter and having low melting point than metal so they generally appear in upper layer of solutions.
Standard 12
Chemistry
