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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.
Although cholrine is electron withdrawing group.yet it is ortho nd para directing in electrophilic aromatic substitution reactants.why? Solution) Halogens are an exception of th
2 thermometers, A and B, are wrapped in pieces of gauze. The gauze around thermometer A is moistened with water and the gauze around thermometer B is moistened with Ether(a volatil
atomic radius and compared its atomic radius to the other radiuss in its group
The number of unpaired electrons in Fe 3+ (Z= 26) are: (1) 5 (2) 6 (3) 3 (4) 4 Ans: 5
Uses of Catechol Catechol finds use as photographic developer and in the manufacture of alizarin and adrenaline hormone and like an antioxidant (inhibitor in auto oxidation) fo
assignment
In electrochemical series moving down the table the ease of discharge at cathode increases.why? And what is ease of discharge
Q. Show the Extraction of Oxygen? Oxygen is separated from air on a large scale by the fractional distillation of liquid air. It is obtained as a by-product along with hydrogen
the number of isomers pssible for hexane
write 15 separation techniques with one diagram for each
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