Back to GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
NEET UG CHEMISTRY MCQ: GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
1
Easy
1 of 1
Remembering
+4 | -1
The tempering of steel makes it:
View answer and explanation
Correct option: B
Soft
Option B (Soft) is correct because tempering steel reduces its brittleness and makes it softer and more ductile.
More Questions from GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
Practice All Chapter MCQs →
Mac Arthur and Forest cyanide process is used in the extraction of:
Which form of iron has lowest percentage of carbon?
Assertion (A): Wolframite impurities are separated from cassiterite by electromagnetic separation.
Reason (R): Cassiterite being magnetic is attracted by the magnet and forms a separate heap. Which one is an ore of sodium? Aluminothermic process is used for the extraction of metals, whose oxides are: In the extraction of copper, the metal formed in the Bessemer’s converter is due to the reaction:
Reason (R): Cassiterite being magnetic is attracted by the magnet and forms a separate heap. Which one is an ore of sodium? Aluminothermic process is used for the extraction of metals, whose oxides are: In the extraction of copper, the metal formed in the Bessemer’s converter is due to the reaction: