2. Questions Bank
  3. NEET
  4. Chemistry
  5. Metallurgy / धातुकर्म

NEET Chemistry Metallurgy / धातुकर्म Question Bank Self Evaluation Test - General Principals and Process of Isolation of Elements

  • question_answer
    Heating of ore in the absence of air below its melting point is called

    A) leaching            

    B) roasting

    C) smelting            

    D) calcination

    Correct Answer: D

    Solution :

    [d] It is definition of calcination.


You need to login to perform this action.
You will be redirected in 3 sec spinner