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Q. Explain emanation spectrum of an atom?
The emanation spectrum of an atom indicates that the energy it emits is quantized meaning that only certain quantities of energy can be given off. Niels Bohr utilized the relatively simple emission spectrum of the hydrogen atom to propose a new atomic model.
Q. What are the Chemical Properties of Halogens? Ans. he halogens have 7 valence electrons in their outermost shell. Note that 7 is one electron short of the octet.
LITHIUM AND BERYLLIUM MARKEDLY DIFFERENT FROM OTHER MEMBERS OF THEIR RESPECTIVE GROUP?.
Calculate the molar concentration of the solution essential to obtain the value of 10 molecules per µm2. (For this calculation we suppose that the transfer of the dye molecules fro
Which of the following orbital is not possible: (1) 3 f (2) 4 f (3)5 f (4) 6 f Ans: 3 f
why equilibrium state attainable from either way?
octahedral splitting of electrons is expressed in terms of 10Dq.what would be the splitting for a d^3 high spin octahedral coordination compound?
The number of unpaired electrons in 1s 2 2s 2 2p 4 is: (1) 4 (2) 2 (3) 0 (4) 1 Ans: 2
names of two reference electrodes
1.sheilding & de-sheilding 2.magnetic anisotropy 3.hydrogen bonding
Find the number of degrees of freedom? Consider a single-phase system that is a gaseous mixture of N 2 , H 2 , and NH 3 . For each of the following cases, find the number of de
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