Home
Class 12
CHEMISTRY
Which of the following ores cannot be co...

Which of the following ores cannot be concentrated by electromagnetic separation?
Chromite `(FeCr_(2)O_(4)),` magnetite `(Fe_(3)O_(4))`, zinc blende `(ZnS)`, pyrolusite `(MnO_(2))`.

Text Solution

Verified by Experts

Zinc blends is not concentrated by electromagnetic separation method
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise EXERCISE (Fill in the blanks )|25 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise EXERCISE (SHORT ANSWER-TYPE QUESTIONS)|41 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise MCQ (Single Correct Type)|35 Videos

  • EQUILIBRIUM

    CHHAYA PUBLICATION|Exercise PRACTICE TEST 7|14 Videos

  • HALOAKANES AND HALOARENES

    CHHAYA PUBLICATION|Exercise Practise set 10 (Answer the following questions)|10 Videos

Similar Questions

Explore conceptually related problems

Write the preparation of sodium dichromate from chromite ore (FeCr_(2)O_(4)) .

Which of the following cannot act as a ligand? NH_(3),CH_(4),CO, H_(2)O

Formula of Haematite is Fe_(3)O_(4)

Out of haematite (Fe_(2)O_(3)) and iron pyrites (FeS_(2)) , which one is the ore of iron ?

In the extraction of iron, Fe_(2)O_(3) is reduced with -

Which of the following is the most stable complex ? [Fe(NH_(3))_(6)]^(3+), [Fe(C_(2)O_(4))_(3)]^(3-), [FeCl_(6)]^(3-)

Which of the following ions will be coloured in aqueous solution ? Ti^(3+), V^(3+), MnO_(4)^(-), Sc^(3+), Mn^(2+), Fe^(3+), Co^(2+) .

Which of the following is amphoteric oxide ? Mn_(2)O_(7), CrO_(3), Cr_(2)O_(3), CrO, V_(2)O_(5), V_(2)O_(4)

Which of the following oxide is the most acidic in nature? Al_(2)O_(3),SO_(2),SO_(3),P_(4)O_(10) and CO .

Which of the following reaction are disproportionstion reaction and comproportionaton reactions ? 3K_(2)MnO+4H_(2)Oto2KMnO_(4)+MnO_(2)+4KOH