MCAT Chemistry Review: Chemical Bonds

Question 1 of 13

1

Which of the following has the longest bond?

Select one of the following:

H-F
H-I
H-Cl
H-Br

Explanation

Question 2 of 13

1

Which of the following has the longest bond?

Select one of the following:

H-F
H-I
H-Cl
H-Br

Explanation

Question 3 of 13

1

Which of the following is the shortest bond?

Select one of the following:

H-S
H-O
H-F
H-C

Explanation

Question 4 of 13

1

Which of the following is the strongest bond?

Select one of the following:

Mg-O
C-H
Na-Na
H-H

Explanation

Question 5 of 13

1

Which of the following is the strongest covalent bond?

Select one of the following:

C-H
C-F
C-N
C-O

Explanation

Question 6 of 13

1

What is the relationship between bond dipole and bond strength?

Select one of the following:

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

Explanation

Question 7 of 13

1

Which of the following is the largest?

Select one of the following:

P
Cl-
K+
Cannot be determined

Explanation

Question 8 of 13

1

Predict the formula of magnesium argonide.

Select one of the following:

MgAr
MgAr2
Mg2Ar
None of the above

Explanation

Question 9 of 13

1

Predict the formula of magnesium argonide.

Select one of the following:

MgAr
MgAr2
Mg2Ar
None of the above

Explanation

Question 10 of 13

1

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?

Select one of the following:

6
8
3
2

Explanation

Question 11 of 13

1

What is the formal charge on boron in BF4 -?

Select one of the following:

1
-1
0
None

Explanation

Question 12 of 13

1

Explain why the Lewis structure for SF6 has twelve electrons around sulfur instead of eight.

Select one of the following:

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

Explanation

Question 13 of 13

1

What is the molecular geometry of I3 -?

Select one of the following:

Linear
Trigonal
Bent
Trigonal Bipyramidal

	Created by HappyOwl almost 10 years ago

Third Year MCAT Quiz on MCAT Chemistry Review: Chemical Bonds, created by HappyOwl on 20/05/2014.

MCAT Chemistry Review: Chemical Bonds

MCAT Chemistry Review: Chemical Bonds

Question 1 of 13

Which of the following has the longest bond?

Select one of the following:

Explanation

Question 2 of 13

Which of the following has the longest bond?

Select one of the following:

Explanation

Question 3 of 13

Which of the following is the shortest bond?

Select one of the following:

Explanation

Question 4 of 13

Which of the following is the strongest bond?

Select one of the following:

Explanation

Question 5 of 13

Which of the following is the strongest covalent bond?

Select one of the following:

Explanation

Question 6 of 13

What is the relationship between bond dipole and bond strength?

Select one of the following:

Explanation

Question 7 of 13

Which of the following is the largest?

Select one of the following:

Explanation

Question 8 of 13

Predict the formula of magnesium argonide.

Select one of the following:

Explanation

Question 9 of 13

Predict the formula of magnesium argonide.

Select one of the following:

Explanation

Question 10 of 13

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?

Select one of the following:

Explanation

Question 11 of 13

What is the formal charge on boron in BF4 -?

Select one of the following:

Explanation

Question 12 of 13

Explain why the Lewis structure for SF6 has twelve electrons around sulfur instead of eight.

Select one of the following:

Explanation

Question 13 of 13

What is the molecular geometry of I3 -?

Select one of the following:

Explanation