Download App

Metallurgy — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryMetallurgy1 Mark
MCQ
Copper pyrite and zinc blende are purified by ……………
  • A
    gravity separation process
  • B
    magnetic separation process
  • ✓
    froth floatation process
  • D
    handpicking
✓

Answer

Correct option: C.
froth floatation process
froth floatation process

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer." from Metallurgy→Metallurgy — all question types→Chemistry STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

Which of the aldehyde is most reactive?
→
Which one of the following is not a simple ether?
→
Which one of the following is used as a catalyst in the reaction of methanol with thionyl chloride?
→
What is the correct representation of the solubility product constant of $Ag _2 CrO _4$ ?
→
The reaction of $C _2 H _5 OH$ with Cone. $H _2 SO _4$ does not give .………..
→
Assertion (A): Solid ice, Glucose are generally soft solids under room temperature.
Reason (R): The constituents are held together by strong electrostatic forces of attraction.
→
Which one of the following is the structure of 2, 2 – dimethyl – 1 – nitro propane?
→
pH of a solution is 5. Its hydroxyl ion concentration is …………..
→
Which one of the following compounds is found abundantly in nature?
→
Find the odd one out and give the reasons :
→