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(a) Using Lewis structures to describe your reasoning, describe why the following ions have different bond angles: ClO2- and NO2-
(b) Given that the spatial arrangement of a non-bonding pair of electrons is greater than that of a bonding pair, describe why the XeF2 molecule is linear and not bent.
Electron occupies the available orbital singly before pairing in any one orbital occurs, it is : (1) Pauli's exclusion principle (2) Hund's Rule (3) Heisenberg's principle
what is the difference between the allotrope and polymorphs
Preparation and uses of western
Q. Explain about Sulphuric Acid? Sulphuric acid is one of the most important chemicals, both in industry as well as in the laboratory. Two methods are industrially used for
Q. Magnetic Properties of f-block element? You have learnt in the preceding unit-that paramagnetism is related with the presence of unpaired electrons in a substance. The actin
Q. General Characteristics of the f-block? You know that the 14 elements from cerium (Z = 58) to lutetium (Z = 71), which follow lanthanum (Z = 57) in the periodic table, are k
what are the functions of gastric juice
what is oxidation state?
C3N4
what is flame coloration?
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