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introduction to chemical bonding
Factor of affecting conductions
Q. Show the Properties of diborane? Diborane is a colourless gas (b. p., 183K). It is rapidly decomposed by water with the formation of H 3 B0 3 and H 2 : B 2 H, + 6H 2 0 -
Q. How to evaluate mass number? An isotope of an element is recognized by its mass number which is the sum of the number of protons and neutrons in the atom's nucleus. Mas
Ask The frequency of one ... The frequency of one of the lines in Paschen series of hydrogen atom is2.340x10 11 Hz. The quantum number n 2 which produces this transition is: (1) 6
Explain Curie point and hystereris? An ordinary piece of iron generally has little or no net magnetic moment. Though, if it is placed in a strong enough external magnetic fie
Q. Illustrate Activity Series for Metals? Ans. An activity series is a series that orders substances on the basis of their reactivity. The following diagram is the activit
how do you prepare 100mM pH 7.4 of Potassium phospate buffer
Preparation and uses of western
hardness of borewell water is less than that of seawater
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