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properties of s block elements (point wise)
Which of the following pairs of species has same electronic configuration: (1) Zn 2 and Ni 2+ (2) Co +3 and Ni 4 (3) Co 2+ and Ni
What wieght of CO is required to form re2(CO)10 from 2.5 gm of re2(O)7
how can the melting point be used to determine the purity of organic compounds
The chemical reaction at one time the rate of forward and backward reaction becomes equal that state is known as Equilibrium state.
If wavelength of photon is 2.2x10 -11 m, h= 6.6x 10 -34 J-sec, then momentum of photon is: (1) 3x 10 -23 kgms -1 (2) 3.33x 10 22 kgms -1 (3) 1.452x 10-
about occurence,properties of the following metal copper.gold,mercury
1st A group because the oxides and hydrides are alkaline in nature.
There are five d-orbitals totally existed. These are designated as d xy , d yz , , d xz , and . The shapes of these orbitals are explained below: The three or
addition of different regent in sample of salt changes its colour
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