Cassiterite is concentrated by
Options
(a) flustation (b) liquation (c) levigation (d) electromagnetic separation
Correct Answer:
Electromagnetic Separation
Explanation:
Cassiterite is a tin stone(SnO2) which consists of non-magnetic & contains wolframite, magnetic impurities (FeWO4). […]
Bond length between hybridised carbon atom and other carbon atom is minimum in
Options
(a) propene (b) butane (c) propane (d) propyne
Correct Answer:
propyne
Explanation:
The C – C bond length = 1.54Å,
Which of the following statements is false
Options
(a) Polythene is a polymer (b) Chlorophyll is a macromolecule (c) Chlorophyll is a polymer (d) Polythene is a macromolecule
Correct Answer: Explanation:
All the […]
Cassiterite is concentrated by
Options
(a) flustation (b) liquation (c) levigation (d) electromagnetic separation
Correct Answer:
levigation
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
An equation is given as:SnO₂ + C → Sn + CO.Its balanced form will involve
Options
(a) C and 2CO (b) C and 3CO (c) 2C and 2CO (d) 2C and CO
Correct […]
Which of the following statement is true for an electrochemical cell
Options
(a) Reduction occurs at H₂ electrode (b) H₂ is anode and Cu is cathode (c) H₂ is cathode and Cu is […]
2017 Copyright Doctor Dreams Training Academy