Chemistry Of Non Metals QUESTIONS AND ANSWERS

IIT JEE : Chemistry Of Non Metals QUESTIONS AND ANSWERS :: part2 : 21 to 25

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

21.The main impurities present in commercial iodine are ICl, IBr, ICN etc. Which of the following reagent is generally used for its purification.

Sodium thiosulphate

Potassium bisulphate

Potassium iodide

Potassium iodate.

22.Which of the following statement s correct?

Copper (I) metaborate is colourless

Copper (II) metaborate is colourless

Copper (II) metaborate is light green

Copper (I) metaborate is dark green.

23.When iron (III) compounds are added to glass mix, which colour is imparted to it

Brown

Blue

Green

Pink.

24.Which out of potassium ion, fluoride ion and ammonia molecule can form co-ordinate bond with boron trifluoride?

Only ammonia

Ammonia and fluoride ion

All the three

Only fluoride ion.

More Chemistry Of Non Metals QUESTIONS AND ANSWERS available in next pages

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