#### Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.

Click to Chat

1800-5470-145

+91 7353221155

CART 0

• 0
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

# Hydrogen atom in its ground is excited by means of monochromatic radiation of wavelength 975 Å. How many different lines are possible in the resulting spectrum ? Calculate the longest wavelength amongst them. You may assume the ionization energy for hydrogen atom as 13.6 eV.

Grade:upto college level

## 2 Answers

Rinkoo Gupta
askIITians Faculty 80 Points
7 years ago
Four Lines are possible in the resulting spectrum.
Thanks & Regards
Rinkoo Gupta
AskIITians Faculty
Deepak Patra
askIITians Faculty 471 Points
7 years ago
. $\frac{238}{92}$U ⟶ $\frac{234}{90}$X + $\frac{4}{2}$He $\frac{234}{91}$X ⟶ $\frac{234}{90}$Y + $\frac{0}{-1}$e
(i) Atomic number = 91
(ii) Mass number = 234

## ASK QUESTION

Get your questions answered by the expert for free