Which of the following gases is lighter than air?

1 Carbon dioxide

2 Oxygen

3 Ammonia

4 Chlorine

Answers were Sorted based on User's Feedback



Which of the following gases is lighter than air? 1 Carbon dioxide 2 Oxygen 3 Ammonia 4 ..

Answer / vijay

Air is mainly Nitrogen which is having molecular wt. 28.
Ammonia only has M.W. less than this (17). So this one is
lighter than air

Is This Answer Correct ?    22 Yes 2 No

Which of the following gases is lighter than air? 1 Carbon dioxide 2 Oxygen 3 Ammonia 4 ..

Answer / guest

(3) Ammonia

Is This Answer Correct ?    21 Yes 9 No

Which of the following gases is lighter than air? 1 Carbon dioxide 2 Oxygen 3 Ammonia 4 ..

Answer / sanjeev

chlorine

Is This Answer Correct ?    6 Yes 0 No

Which of the following gases is lighter than air? 1 Carbon dioxide 2 Oxygen 3 Ammonia 4 ..

Answer / francis ekop

Co2 is lighter than air because it's has de less molecules in the atmosphere

Is This Answer Correct ?    2 Yes 1 No

Which of the following gases is lighter than air? 1 Carbon dioxide 2 Oxygen 3 Ammonia 4 ..

Answer / dipankar mitra

chlorine

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More General Science Interview Questions

On what basis Friability limit NMT 1.0%w/w is recommended. what is impact on formulation if this limit exceeds.

0 Answers   Alkem Labs,


what is CAPITA in accounts?

0 Answers   ISRO,


precautions to be observed while using electrical equipment

1 Answers  


describe the function of muscles

1 Answers  


what are the advantages and disadvantages of rational knowledge?

0 Answers  






Which of the following reagents gives a silver mirror test when added to aldehydes? 1 Fehling’s solution 2 Tollen’s Reagent 3 Ebaeyer’s Reagent 4 Nessler’s Reagent

1 Answers  


A moderator is used in nuclear reactors in order to 1 Increase the number of neutrons 2 Decrease the number of neutrons 3 Slow down the speed of neutrons 4 Accelerate the neutrons

1 Answers  


Arihant was commissioned on which day?

0 Answers  


Which scientists gave detailed information about nebula?

0 Answers  


Why we use nhexane inplace of hexane in mobilepase preparation

0 Answers  


Which is the largest refractor telescope?

0 Answers  


Who developed primary blue print programme?

0 Answers  


Categories