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If hydrogen atom is in an energy level represented by n=4,how many spectral lines are possible in its emission spectrum?
Ans) There is a formula for this i.e
[ (n2-n1+1)(n2-n1) / 2 ] So if acc. to your question n1=1 and n2=4 then the answer is 6
Group 1- Alkali Metals The elements of group 1 are commonly known as alkali metals after the alkaline properties of their hydroxides such as NaOH. The atoms have the (ns) 1 e
#question.all questions under lanthanides and actinides.
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Interactive periodic table In this interactive periodic table animation you can view details of all components through clicking on it. You can select the colored through option
why halogens are both +R and -I groups?
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