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For which of the following sets of four quantum numbers, an electron will have the highest energy:
n l m s
(a) 3 2 1 +1/2
(b) 4 2 1 +1/2
(c) 4 1 0 -1/2
(d) 5 0 0 -1/2
Ans: 4 2 1 +1/2
Which one pair of atoms or ions will have same configuration: (1) F + ans Ne (2) Li + He - (3) C l - and Ar (4) Na and K Ans: Cl - an
#most wanted question..
what is the unique properties of colloids
According to Heisenberg's uncertainty principle, the product of uncertainties in position and velocities for an electron of mass 9.1x 10 -31 kg is: (1) 2.8x 10 -3 m 2 -s -1
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If you have not used tar before, try this sequence to makeanarchive ofyour llast project: %cd;tar cf llast.tar llast %tar tfv llast.tar The first line m vesyou to your hom
write the structures of the major product (saytzeff elimination) when the following alcohols are dehydrated with hot,concentrated sulphuric acid. 1. 3-methyl-2-butanol 2. 2-pentano
Properties of Catechol 1. Catechol is a colourless crystalline solid, its melting points is 105°C. 2. Catechol is soluble in water. 3. Catechol is exaggerated on exposure
Upon treatment of A with benzyl amine in the presence of a weak acidic catalyst, they obtained mainly the undesired amino alcohol C along with some of the desired product D that c
factors that influence ionic migration
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