not sooooooooo difficult i guesssss
consider a crude generalization for bohr theory for helium atom which assumes dat 2 elec are in same orbit but aiways on opp side of nucleous.
bohr radius of elec in hydrogen atom=a
energy in ground state=e
fin
1. radius of grd state of He
2. energy in grd state
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4 Answers
					
			Lokesh Verma
					·2008-12-16 08:51:09
			
			
		F=kze2/r2
2πr=nλ (For constructive interference!)
Does this help vishal?