Question
The spectrum of He is expected to be similar to that of.....
Solution
Li+.
The spectrum of He is expected to be similar to that of.....
What is a proton?
Who discovered neutron?
What is the name of the remaining part of atom except outer orbit?
Name the particles which determine the mass of an element.
What are α-particles?
What are the fundamental particles present in a neutral atom having atomic number greater than 1?
Do protons and neutrons have identical mass?
Mock Test Series
