Hey there! We receieved your request
Stay Tuned as we are going to contact you within 1 Hour
One of our academic counsellors will contact you within 1 working day.
Click to Chat
1800-5470-145
+91 7353221155
Use Coupon: CART20 and get 20% off on all online Study Material
Complete Your Registration (Step 2 of 2 )
Sit and relax as our customer representative will contact you within 1 business day
OTP to be sent to Change
2, 8 , 9 , 2
2 , 8 , 18 , 1
2, 8 , 18 , 2
2 , 8 , 8 2
Answer :
3
Solution :
We know that mass of a proton is 1837 times that of an electron.
∴ Atomic number of element =551101837=30
∴ Electronic configuration of the element is 2 , 8 , 18 , 2
OKAY
Register Yourself for a FREE Demo Class by Top IITians & Medical Experts Today !