Electromagnetic separation is used in the concentration of
Electromagnetic separation is used in the concentration of Options (a) copper pyrites (b) bauxite (c) cassiterite (d) cinnabar Correct Answer:…
8 years ago
Questions
Sea weeds are an important source of
Sea weeds are an important source of Options (a) fluorine (b) bromine (c) sulphur (d) iodine Correct Answer: iodineExplanation:No explanation…
8 years ago
Thomas slag is
Thomas slag is Options (a) CaSiO₃ (b) Ca₃(PO₄)₂ (c) MnSiO₃ (d) CaCO₃ Correct Answer: Ca₃(PO₄)₂Explanation:No explanation available. Be the first…
8 years ago
Bauxite is concentrated by
Bauxite is concentrated by Options (a) magnetic separation (b) roasting (c) froth floatation process (d) chemical method Correct Answer: chemical…
8 years ago
Copper pyrite, the chief ore of copper, is
Copper pyrite, the chief ore of copper, is Options (a) CuFeS₂ (b) Cu₂S (c) CuCO₃.Cu(OH)₂ (d) Cu₂O Correct Answer: CuFeS₂Explanation:No…
8 years ago
The metal used to recover copper from a solution of copper sulphate is
The metal used to recover copper from a solution of copper sulphate is Options (a) Na (b) Fe (c) Hg…
8 years ago
Malachite is an ore of
Malachite is an ore of Options (a) Fe (b) Ag (c) Cr (d) Cu Correct Answer: CuExplanation:No explanation available. Be…
8 years ago
One of the following metals is obtained by leaching its ore with
One of the following metals is obtained by leaching its ore with dilute cyanide solution, Identify it. Options (a) titanium…
8 years ago
The ore horn silver corresponds to
The ore horn silver corresponds to Options (a) AgCl (b) AgBr (c) Ag₂S (d) 3Ag₂S.Sb₂S₃ Correct Answer: AgClExplanation:No explanation available.…
8 years ago
The method of zone refining of metals is based on the principle of
The method of zone refining of metals is based on the principle of Options (a) greater mobility of the pure…
8 years ago