Which of the following is the lightest gas?
1 Nitrogen
2 Hydrogen
3 Ammonia
4 Carbon dioxide
Answer Posted / mahendra
hydrogen
| Is This Answer Correct ? | 18 Yes | 2 No |
Post New Answer View All Answers
hai am ashok am studying degree 1st year.i want to write group 1 exams how i am started my preparation.which meterial is best for exam.what are the subjects have it.how much time can i spend to study dialy to get it in first attempt.how much money we need.for this exam degree qualification must to need .NCC c-certificate how use for this exam. what is the best coaching centre in hyd near to khairathabad.plz tell me
Which are the important pulsating nebulae?
How many astronauts travelled in the challenger?
Name any two modern branches of Physical Science
When was the atomic energy regulatory board ( aerb ) constituted?
Explain the role of Science for sustainable Development
On what basis Friability limit NMT 1.0%w/w is recommended. what is impact on formulation if this limit exceeds.
Write about recreational function of Science
Terls was dedicated to u.n as an international institution?
how is rrb model question paper for science junior engineer gr.II
Who invented telescope?
Why the diesel generator suddenly increases the output voltage and avr get shorted ... And also increases the load the generator decreases the voltage why ..and also the output power in amps generated in 30 kv diesel generator ..
NO OF PLANT IN ONGC
what is defination of conductivity? How much conductivity of water ? what is effect when conductity of water low or high?
Who commanded the challenger’s first flight?