Chemistry - Study Mode
[#841] Bauxite is used as raw material by which industry ?
Correct Answer
(A) Aluminium
Explanation
Solution: Bauxite is used in a lot of industries like the chemical industry, refractory, abrasive, cement, steel, and petrol industry amongst others. In chemical, bauxite along with alumina is used in the manufacturing of aluminium chemicals. In refractory, it is used as a raw material for making several products.
[#842] Brass is a
Correct Answer
(C) Homogeneous mixture
Explanation
Solution: Brass is a homogeneous mixture (solid solution) of copper and zinc.
[#843] Brass is an alloy of
Correct Answer
(B) Zinc and copper
Explanation
Solution: Brass is an alloy of zinc and copper.
[#844] Brass is an alloy of :
Correct Answer
(C) Cu and Zn
Explanation
Solution: Brass is an alloy of Cu and Zn.
[#845] The National Chemical Laboratory is situated in
Correct Answer
(C) Pune
Explanation
Solution: National Chemical Laboratory (CSIR-NCL), Pune, established in 1950, is a constituent laboratory of Council of Scientific and Industrial Research (CSIR).