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Till 20elememts write the no of electrons in outermost shell.if less than 4 then this is the valency otherwise subtract from 8
density of gas is 2.86 ltr.the gas may be-
In Bohr series of lines of hydrogen spectrum, the third line from the red end corresponds to which one of the following inter-orbit jumps of the electron for Bohr orbits in an atom
WHAT IS THE EQUIVALENT WEIGHT OF Mg(HCO3)2
what are the 10 characteristics of covalent bonding
why f elememnts kept sepertaly in periodic table
If hydrogen atom is in an energy level represented by n=4,how many spectral lines are possible in its emission spectrum? Solution) There is a formula for this i.e [ (n 2 - n 1
H2,Li2,B2 each has bond order equal to 1 , the order of stability is
prepare a project corrosion of iron
A red flame is produced when LiCl is heated. How can I determine which transition between the energy levels produces this colour?
detailed description on electrochemical cells?
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