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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.
Preparation and uses of western
The statements: (1) In filling a group of orbitals of equal energy, it is energetically preferable to assign electrons to empty orbitals rather than pair them into a particular o
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.
Covalent/ionic/atomic radius of hex-1-ene
sho me the s p d f orbitals shape
perkin ring closure reaction of melonic ester with C2H5O-Na+
Which of the following compound has electrovalent linkage: (1) CH 3 Cl (2) Nacl (3) CH 4
The fresh feed to an ammonia production process contains nitrogen (N 2 ) and hydrogen (H 2 ) in stoichiometric proportion, along with an inert gas (I). The feed is combined with
The expression for Bohr's radius of an atom is: (1) r= n 2 h 2 / 4 Π 2 me 4 z 2 (2) r= n 2 h 2 / 4 Π me 2 z 2 (3) r= n2h2/4 Π me 3
SULFUR, SELENIUM AND TELLURIUM The elements known commonly as the chalcogens are in the same group (16) as oxygen. They form some compounds same to those of oxygen, but show m
due to their high stability and less energy
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