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Aufbau principle is not satisfied by:
(1) Cr and Cl
(2) Cu and Ag
(3) Cr and Mg
(4) Cu and Na
Ans: Cu and Ag
Introduction Methods of characterization aim to calculate the products of a reaction. The level of detail expected depends on the circumstances, and calculates the range of met
Total number of unpaired electrons in an atom of atomic number 29 is: (1) 1 (2) 3 (3) 4 (4) 2 Ans: 1
what is diagonal relationship?
Types of interferences: Within an atomic spectrometric method, interferences are produced through the non- analyte elements of the sample. The probable interferences that coul
when these are combined...what do they make? And what is it used for?
No. of KMnO4 required to oxidise 1 mole of Fe(C2O2) in acidic medium? Solution) 1 mole of KMnO4 is required for oxidation of 1 mole of Fe(C2O2). 2KMno4+2Fe(C2O2)+6H2SO4 = K2S
Rubber - polymer It is a polymer that is able of returning to its original size, shape or length later than being deformed or stretched. It a kind of elastomer. Rubber is of tw
Which of the following sets is possible for quantum numbers : (1) n=4, l=3, m= -2 , s=0 (2) n=4, l=4, m= +2 , s=1/2 (3) n=4, l=3, m= -2 , s=+1/2 (4)
the application of intervase
Q. Determine the Number of neutrons? Isotopes of an element can as well be specified by writing the mass number of the isotope following a hyphen after the name of the element.
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