904790
Frage 1
Frage
Which of the following has the longest bond?
Antworten
-
H-F
-
H-I
-
H-Cl
-
H-Br
Frage 2
Frage
Which of the following has the longest bond?
Antworten
-
H-F
-
H-I
-
H-Cl
-
H-Br
Frage 3
Frage
Which of the following is the shortest bond?
Antworten
-
H-S
-
H-O
-
H-F
-
H-C
Frage 4
Frage
Which of the following is the strongest bond?
Antworten
-
Mg-O
-
C-H
-
Na-Na
-
H-H
Frage 5
Frage
Which of the following is the strongest covalent bond?
Antworten
-
C-H
-
C-F
-
C-N
-
C-O
Frage 6
Frage
What is the relationship between bond dipole and bond strength?
Antworten
-
Bonds with larger dipoles tend to be weaker than those without dipoles.
-
Bonds with larger dipoles tend to be stronger than those without dipoles.
-
There is no relationship.
-
None of the above
Frage 7
Frage
Which of the following is the largest?
Antworten
-
P
-
Cl-
-
K+
-
Cannot be determined
Frage 8
Frage
Predict the formula of magnesium argonide.
Antworten
-
MgAr
-
MgAr2
-
Mg2Ar
-
None of the above
Frage 9
Frage
Predict the formula of magnesium argonide.
Antworten
-
MgAr
-
MgAr2
-
Mg2Ar
-
None of the above
Frage 10
Frage
If two atoms are bonded together, one with six valence electrons, the other with four, how many electrons must they share for both to achieve a full octet?
Antworten
-
6
-
8
-
3
-
2
Frage 11
Frage
What is the formal charge on boron in BF4 -?
Antworten
-
1
-
-1
-
0
-
None
Frage 12
Frage
Explain why the Lewis structure for SF6 has twelve electrons around sulfur instead of eight.
Antworten
-
Such a Lewis structure violates the octet rule and is incorrect.
-
Sulfur has a formal charge of -6 because S is in Group 6.
-
Sulfur can have an expanded octet.
-
None
Frage 13
Frage
What is the molecular geometry of I3 -?
Antworten
-
Linear
-
Trigonal
-
Bent
-
Trigonal Bipyramidal
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