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Which of the following has more unpaired d-electrons:
(1) Zn+
(2) Fe2+
(3) N3+
(4) Cu+
Ans: Fe2+
what is an atom
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The Bohr orbit radius for the hydrogen atom (n=1) is approximately 0.530 Å . The radius for the first excited state (n=2) orbit is: (1) 0.13Å
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
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
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I want to know how to determine the acid insoluble ash of a flour sample with principle,procedure as well as calculations.
chemical bonding
Q. What are Changes in Matter? Matter is able to undergo two fundamental kinds of changes. Changes that don't alter the composition of matter are called physical changes. Sta
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