Physics, asked by chaharvikas2, 10 months ago

31. First spectral line of sodium atom is 5890 Å, the first
excitation potential is
(a) 10.2 eV (b) 4.1 eV (c) 3.7 eV
(d) 2.1 eV

Answers

Answered by shraddhakapruwan

0

Answer:

3. 3.7 ev

Explanation:

plz add as brainlist

Previous Question

Next Question

Similar questions

English, 5 months ago

4 4 A bus travels 108 km in 180 minutes The speed of the bus is: * (2 Point s)...

Accountancy, 5 months ago

Illustration 2. A firm bought a machinery for 3 7,40,000 on 1st April, 2018 and * 60,000 is spent on its installation. Its useful life is estimated to be of 5 years. Its estimated realisables scrap value at the end of the period was estimated at 2 40,000. Find out the amoun of annual Depreciation and rate of Depreciation..... dont post irrelevant Answer.....

English, 5 months ago

.She was also bothered by Mileva’s intelligence . (make it interrogative)...

Math, 10 months ago

simpify (3125÷243) 4÷5...

Hindi, 10 months ago

vah Pathri Mata Pita Pranam karta hai translate in Sanskrit...

Math, 1 year ago

question is in attachment don't spam...

Computer Science, 1 year ago

Does anyone know how to confirm email account in Brainly?

Biology, 1 year ago

how many lymph hearts are present in frog. please give a detailed description.