Exams › JEE Main › Chemistry

The INCORRECT statement is -

1. Cast iron is used to manufacture wrought iron
2. Brass is an alloy of copper and nickel
3. Bronze is an alloy of copper and tin
4. German silver is an alloy of zinc, copper and nickel

Correct answer: Brass is an alloy of copper and nickel

Solution

The correct option is wrong because brass is actually an alloy of copper and zinc, not copper and nickel.

Related JEE Main Chemistry questions

• In the sequence used during extraction and purification of a metal, a metal sulphide is first converted to a metal oxide, then to an impure metal, and finally to a pure metal: Metal sulphide —x→ Metal oxide —y→ Impure metal —z→ Pure metal. What are x, y and z respectively?
• In Bayer’s process, which substance is employed as the reagent?
• Thomas slag refers to which of the following substances?
• Which of the following fluxes is employed to eliminate acidic impurities during a metallurgical operation?
• Which material is used to provide a basic lining to a furnace?
• Electromagnetic separation is employed in the beneficiation of which ore?

⚔️ Practice JEE Main Chemistry free + battle 1v1 →