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The maximum number of electrons which each sub-shell can occupy is:
(1) 2n2
(2) 2n
(3) 2 (2l+1)
(4) (2l+1)
Ans: 2(2l+1)
What is the Bond Order of Li(2)(minus) anion molecule? Ans) No. of bonding elecrtons =3 (valence), anti bonding =0 (given its state) thus =bond order =3/2=1.2
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Six protons are found in the nucleus of : (1) Boron (2) Lithium (3) Carbon (4 )Helium Ans: Carbon
construction of dry cell
principle and application
State 2nd law of thermodynamics in many forms as possible and show that they are identical in figures?
The quantum number 'm' of a free gaseous atom is associated with : (1) The effective volume of the orbital (2) The shape of the orbital (3) The spatial orientation of the
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