| ⇦ | 
| ⇨ |
Electromagnetic separation is used in the concentration of
Options
(a) copper pyrites
(b) bauxite
(c) cassiterite
(d) cinnabar
Correct Answer:
cassiterite
Explanation:
Electromagnetic separation is used when either the ore or the impurities associated with it are magnetic in nature . For example, Cassiterite (SnO₂, tinstone) an ore of tin (non – magnetic) is separated from impurities of ferrous tungstate(wolframite,FeWO₄) which are magnetic in nature.
Related Questions: - Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is :
- Which one of the following statements concerning lanthanides elements is false
- Froath floataton proess is used for the concentration of
- At 25⁰ C , the highest osmotic pressure is exhibited by 0.1 M solution of
- Mg burns in CO₂ to produce
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is :
- Which one of the following statements concerning lanthanides elements is false
- Froath floataton proess is used for the concentration of
- At 25⁰ C , the highest osmotic pressure is exhibited by 0.1 M solution of
- Mg burns in CO₂ to produce
Topics: Surface Chemistry and Isolation of Elements (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply