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why didnt all the noble metals get rust even they have high electrode potentials?Ans) for e.g if you look at gold it is highly reactive with greater negativity of gibbs free energy, rust forms on it ,but the rust is volatile in nature. it evaporates at room temparature.
3d 10 4s0 electronic configuration exhibits by; (1) Zn ++ (2) Cu ++ (3) Cd ++ (4) Hg ++
predict the period number and group number of element with atomic number 12
Q. Illustrate the structure of Alkanes? Ans. Alkanes have the general formula C n H 2n+2 . This means that for every n atoms of carbon, there are 2n + 2 atoms of hydrogen.
Fe3+ + e ------> Fe2+
Q. What do you mean by nucleus of the atom? The nucleus of an atom for the reason that atoms have no net electrical charge scientists reasoned that if an atom contains particle
how can i specify R and S centers in spiro compounds ?
give answer
Write a feature which will distinguish a metallic solid from an ionic solid. a) Explain 'order of a reaction'. b) What is an emulsion?
hydrogen behave as a metal at low pressure only why
(a) Given the values below, calculate the concentration of benzoyl peroxide required to prepare polystyrene with a number average molar mass of 400,000 by bulk free radical polymer
due to their high stability and less energy
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