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The third line in Balmer series corresponds to an electronic transition between which Bohr's orbits in hydrogen:
(1) 5 → 3
(2) 5 → 2
(3) 4→ 3
(4) 4 → 2
Ans: 5 → 2
Explain enantiomer The two structures differ in configuration at both asymmetric carbons. They are enantiomers.
why ionisation energy of aluminium is greater then Ga?
how to balance chemical eqations
Line Spectru- A emission spectrum that contains very sharp peaks (Prism Like Structure) , corresponding to transitions between states in free atoms.For example, the line spectrum o
The total number of valence electrons in 4.2 gm N - 3 of ion is ( N A is the Avogadro's number): (1) 1.6N A (2) 3.2N A
Q. Extraction of Iron oxide and titanium dioxide? Iron oxide and titanium dioxide do not dissolve in the alkali and are filtered off as sludge. The solution is cooled and most
what rules and principles are violated in the following electronic configuration: 1s22s3
Why can''t glucose exist as a gas? What properties make this so?
hno3 reactio
electron partic;e moving as awave
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