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Which one is the electronic configuration of Fe +2 : (1) 1s 2, 2s 2 , 2p 6 , 3s 2 , 3p 6 , 3d 6 (2) 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 4 , 4s 2 (3) 1s 2 , 2s 2 ,
Which of the following sequence is correct as per Aufbau principle: (1) 3s (2) 1s (3) 2s (4) 2s Ans: 1s
Chemical Changes During the processing and storage of foods, several chemical changes occur that involve the internal food components and the external environmental factors. T
why alkane are less rective then alkene?
Effects of substituents on the acidity of phenols: Existence of electron attracting group, (for example -NO 2 , -X, - NR + 3 , -CN, -CHO, -COOH) on the benzene ring increases
Can we vary the pressure while phases remain in equilibrium? Consider a system containing only NH 4 Cl(s), NH 3 (g), and HCl(g). Assume that the equilibrium NH 4 Cl(s) ↔ NH
Lassaigne method This is employed to detect halogen, nitrogen and sulphur. Organic compounds are fused along with dry sodium in a fusion-tube and fused mass after extraction wi
Calculate the solubility product of AgCl. Ag 5- and Ag 10- nanoclusters having of metallic silver but nevertheless have standard potentials dissimilar from the potential of
Define Measuring the equilibrium cell potential? Figure shows how we can use a potentiometer to determine the equilibrium cell potential. Consider Figure (a). Outside the galva
List three factor that affect conductivity
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