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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 is the differance between inductomeric and inductive effect?
Q. Objectives of transition elements of the f-block? After studying this unit you should be able to: distinguish between transition and inner-transition elements, d
what is perkin reaction?
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The total post harvest system of cereal processing is given in the following flow chart:
In any atom which sub-shell will have the highest energy in the following : (1) 3p (2) 3d (3) 4s (4) 3s Ans: 3d
Ask quCOPPER REACT REACT WITH OXYGEN TO FORM TWO OXIDES X AND Y ON ANALYSIS 1.535g OF X YIELDED 1.365 OF COPPER AND 1.450 OF Y YIELDED 1.160g OF COPPER 1 DETERMIN THE CHEMICAL FOR
When Ethanoic acid is mixed with methanol what is the end product?
The charge of an electron is -1.6 x10 -19 C. The value of free charge on Li + ion will be: (1) 3.6x 10 -19 c (2) 1x 10 -19 c (3) 1.6 x 10 -19
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