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Which of the following sets of orbitals may degenerate : (1) 2s, 2p x , 2p y (2) 3s, 3p x , 3d xy (3) 1s, 2s, 3s
The four quantum number for the valence shell electron or last electron of sodium (Z = 11) is: (1) n =1, l= 1, m= -1, s= -1/2 (2) n =3, l=0, m=0, s= +1/2 (3) n =3,
The bond energy of an O- H bond is 109 kcal mol 1. When a mole of water is formed from H and O atoms, then 218 kcal is released. Two O-H bonds are there is H2O so 2*109 kcal an
Cycloalkene - Hydrocarbon Carbocyclic compounds along with double bonds in the ring are known as cycloalkenes. Few common cycloalkenes are Cycloalkenes can be simply ac
How alkanes are prepaired?
The energy of an electron in orbit of hydrogen atom is : (1) 13.6/n 4 x eV (2) 13.6/n 3 xeV (3) 13.6/n 2 xeV (4)13.6/nx eV Ans:
The allylic carbons are indicated with an asterisk (*).
HOW UNIT CELL AND SPACE LATTICE ARE RELATED TO EACH OTHER?
preparation of hydrogen and hydrogen compounds
Direction of the shift of electron pair The direction of the shift of electron pair can be decided on the basis of subsequent points. (i) While the sets related to a multipl
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