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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
In a period, the element with maximum atomic volume belongs to which group?
Electron affinity : In a system of a neutral atom and an extra electron, when the additional electron is attracted from the infinity to the outer orbit of the neutral atom, the wo
Which of the following pairs of species has same electronic configuration: (1) Zn 2 and Ni 2+ (2) Co +3 and Ni 4 (3) Co 2+ and Ni
How are the following sole produced (a) Sulphur sol (b) Collodion
what is the effectof mesomerism on aromatic compounds.
what is hydrogen?
Why is that Li is the only element in group 1A that reacts with dinitrogen to a nitride
#question.i need help.
solution and collegative properties explanation
Versatile nature of Carbon-Catenation The chemical compounds can be mainly classified into two main categories. These are organic and inorganic. More than 90 elements are in
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