Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Question

Transcribed Image Text:Determine the total number of valence electrons for each
Part A
BF3
Express your answer as an integer.
ΑΣΦ
?
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Expert Solution

Step 1
BF3 is a non-planar substance with a trigonal planar arrangement. Boron's electronic configuration is shown below.
B=1s2 2s2 2p1
Thus valency of boron is 3.
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