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What are the limitations of valence bond theory?
How many unpaired electrons are present in cobalt [Co] metal: (1) 2 (2) 3 (3) 4 (4) 7 Ans: 3
Chemotherapy - chemistry in action The phrase chemotherapy that literally means chemical therapy or chemical treatment was coined in the year 1913 by Paul Ehrlich, the father o
A polymer instance has chain of different type of lengths and hence its molecular mass is all the time expressed as an average on the other hand natural polymer like proteins consi
Q. Llimitations of werners theory? There were inherent limitations with such a simple approach. For example, the following experimental facts cannot be explained on the basis o
Electronic configuration of H - is : (1) 1s 0 (2) 1s 1 (3)1s 2 (d) 1s 1 , 2s 1 Ans: 1s 2
Q. Illustrate Aromatics compounds? Ans. Benzene (C 6 H 6 ) is the prototype of an important class of hydrocarbons called aromatic compounds. Benzene is a ring of 6 carbon
The Calorie, used to express food heat values, is similar as a kilocalorie of heat energy . If you eat a chocolate bar from the United States with 600 Calories of food energy, how
Why cyclo propane is more stable than cyclohexane
define alkanes and explain classification of alkanes.
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