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The radius of which of the following orbit is same as that of the first Bohr's orbit of hydrogen atom: (1) He + (n= 2) (2) Li 2+ ( n= 2) (3) Li 2
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 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
Explain the Winnowing and Primary processing of wheat Winnowing: In this process, the impurities are separated on the principle that their density differs from that of the
Amines - Nitrogen Containing Compounds 1. Amines are observed like derivatives of ammonia where one, two or all three hydrogen atoms are changed by alkyl or aryl group. 2. A
LIGAND FIELD THEORY The five d orbitals with distinct values of the magnetic quantum number (m) have the similar energy in a free atom or ion. In any compound they interact
The radius of first Bohr's orbit for hydrogen is 0.53 Å. The radius of third Bohr's orbit would be: (1) 0.79 Å (2) 1.59 Å (3) 3.18 Å (4)4.77 Å
hydrogen behave as a metal at low pressure only why
preparation of silicides
Q)why is the extraction of copper from pyrites more difficult than that from its oxide ore through reduction? Ans) The Standard free energy of formation of Cu2S is greater than
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