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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
What gas form by the hydrolysis of CaCN 2 ? Write down the equation of the reaction of CaCN 2 with water.
Isomerism - Organic Chemistry Organic substance comprising the same molecular reaction but differing from each other at least in some physical or chemical properties or both ar
explain resonance with examples.
The quantum number which specifies the location of an electron as well as energy is : (1) Principal quantum number (2) Azimuthal quantum number (3) Spin quantum number
graph for the titration of barium chloride versus sodium sulphate
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The maximum number of electrons which each sub-shell can occupy is: (1) 2n 2 (2) 2n (3) 2 (2l+1) (4) (2l+1) Ans: 2
Phosphate of a metal M has the formula M 3 (PO 4 ) 2 The formula for its sulphate would be: (1) MSO 4 (2) M (SO 4
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