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According to Bohr's principle, the relation between principle quantum number and radius of orbit is:
(1) r ∞ n
(2) r ∞ n2
(3) ∞1/n
(4) r∞ 1/ n2
Ans: r ∞ n2
A sub-shell l= 2 can take how many electrons: (1) 3 (2) 10 (3) 5 (4) 6 Ans: 10
simple method of synthesis of the above chemical with highest yield.
equation ..
Given the following mass percent compositions, determine the empirical formula: 49.5% C; 5.2% H; 28.8% N; 16.5% O.
Nucleophilic Replacement Reactions (i) Several replacement reactions, majorly at the saturated carbon atom in aliphatic compounds like alkyl halides, are brought about by nucl
What are some chemical properties of citric acid?
Q. Show the Occurrence of Metals? Earth's crust and sea are the two main sources of metals. In the earth's crust metals occur both in the combined state in the form of minerals
how we can mix solids by usig silica gel?
Some of them show (S)-configuration at all their chiral centres. Illustrate their configurational formulae. If there is a meso-compound with this molecular formula illustrate it
what is the unabbreviated electron configuration of lanthanum
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