Millionaire Mode

Mixed Test (Chemistry)

Question 1 of 13

Which of the following is an incorrect statement regarding the extraction of metals?

  1. Extraction of gold is carried out by cyanide process.
  2. Iron is extracted by using carbon reduction method.
  3. Extraction of tin metal involves the carbon reduction process.
  4. Aluminium acts as a reducing agent in aluminothermite process.
  5. Copper is extracted from its ores by carbon reduction method.

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000