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n this and the following four problems you have to determine thestructure of a m

ID: 689531 • Letter: N

Question

n this and the following four problems you have to determine thestructure of a molecule or polyatomic ion using VSEPR or ED theory.You also have to determine the hybridization of the atomic orbitalson the central atom. Use the character labels from the table belowto indicate the proper VSEPR arrangement of electron domains aroundthe central atom and the actual structure of the molecule or ion.Note that you have only three tries on each part.

2 Pairs L = Linear 3 Pairs TPL = Trigonal Planar
B = Bent 4 Pairs TET = Tetrahedral
TPY = Trigonal Pyramidal
B = Bent 5 Pairs TBP = Trigonal Bipyramidal
S = See-saw
T = T-shaped
L = Linear 6 Pairs O = Octahedral
SPY = Square Pyramidal
SQP = Square Planar What is the total number of valence electronsavailable in AsF3?


What is the number of lone-pairs of electrons(nonbonding electron domains) on the central As atom inAsF3?

What is the label from the table above for thearrangement of both bonding and nonbonding electron domains aroundthe central atom in AsF3 predicted by the VSEPR/EDtheory?
2 Pairs L = Linear 3 Pairs TPL = Trigonal Planar
B = Bent 4 Pairs TET = Tetrahedral
TPY = Trigonal Pyramidal
B = Bent 5 Pairs TBP = Trigonal Bipyramidal
S = See-saw
T = T-shaped
L = Linear 6 Pairs O = Octahedral
SPY = Square Pyramidal
SQP = Square Planar

Explanation / Answer

Total Valence e- : 21 (This Should be right; Iapologize for the mistake) Lone pairs: 1 and Trigonal Pyramidal or AX3E