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The number of d electrons in Fe +2 (atomic number of Fe= 26 ) is not equal to that of the: (1) p-electrons in Ne (At. No.= 10) (2) s-electrons in (At. No.= 12)
raoult''s law and its three forms
Q)why is the extraction of copper from pyrites more difficult than that from its oxide ore through reduction? Ans) The Standard free energy of formation of Cu2S is greater than
priming and foaming
Correct configuration of Fe +3 [26] is: (1) 1s 2 , 2s 2 , 2p 6, 3s 2, 3p 6 , 3d5 (2) 1s 2 , 2s 2, sp 6 , 3s 2 , 3p 6 , 3d 3 , 4s 2 (3) 1s 2 , 2s 2 , 2p
Element is strongly electropositive and Y is strongly electronegative. Both element are univalent, the compounds formed from their combination will be: (1) X + Y -
Chemical Properties Proteins - Oxidation Oxidation : Proteins are oxidised on putrefaction and burning. The products comprise amines, nitrogen, carbon dioxide and water. The un
Elements of Group 13 are namely, boron, aluminium, gallium, indium and, thallium. While studying the alkali and alkaline earth metals, you have seen that all the elements of these
which is more acidic 3 floro pentonoic acid or 3 nitro pentonoic acid
(a) Describe how you would carry out a series of experiments to determine the molar conductivities (Λ m ) of an electrolyte at various concentrations, starting with the measurement
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