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WorksheetsChapter 3 - Lesson 2
Total questions: 19
Worksheet time: 57mins
Consider the anions and cations listed in the table.
Which anion-cation pair would produce the strongest ionic bond?
1. I- and Li +
2. F- and Li +
3. F- and Rb +
Consider the anions and cations listed in the table.
Which anion-cation pair would produce the Weakest ionic bond?
1. I- and Rb+
2. F- and Rb+
3. F- and Li +
Which electron dot diagram shows the correct structure for sodium oxide?
Consider the shown ions.
For the pair (A) and (B), will the force between the ions be attractive or repulsive?
1. Repulsive
2. Attractive
Consider the shown ions.
For the pair (B) and (D), will the force between the ions be attractive or repulsive?
1. Repulsive
2. Attractive
Which of the following compounds is the most covalent?
1. GeCl4
2. LiCl3
3. PCl3
4. CCl4
The displayed formula for a covalent molecule is shown. Which of the following electron dot diagrams correctly represents this molecule?
The Lewis dot diagram for a covalent molecule is shown. Which of the following molecular structures corresponds to this Lewis dot diagram?
1. O=C=O
2. O-C-C
3. O=C-C
In a Lewis diagram, how many dots would be placed around a boron atom? This element can be found in group 13 of the Periodic Table.
1. 2 dots
2. 8 dots
3. 3 dots
Which of the following is the number of covalent bonds that can be formed by an unbound atom of carbon? Carbon can be found in group 14 of the Periodic Table.
1. 8 bonds
2. 4 bonds
3. 3 bonds
Which diagram shows a molecule of carbon dioxide with correctly labeled dipoles?
Bonding pairs and nonbonding pairs dictate the molecular geometry and shape of molecules.
What is the name given to the shape of a molecule that has two bonding pairs and two nonbonding pairs?
1. Bent (Angular)
2. Trigonal planar
3. Tetrahedral
4. Square planar
What is the name given to the shape of a molecule that has three bonding pairs and one nonbonding pair?
1. Trigonal planar
2. Tetrahedral
3. Square planar
4. Trigonal pyramidal
Using the AXE method, which of the following AXE notations corresponds to a molecule with a trigonal pyramidal shape?
1. AX1E3
2. AX4
3. AX3E1
Technetium hexafluoride can be prepared by heating technetium metal with excess F2
What will the shape of the TcF6 molecule be?
1. Tetrahedral
2. Square pyramidal
3. Octahedral
What is the F-Tc-F bond angle in TcF6 ?
90
120
130
180
The following diagram shows a molecule of hydrazine.
H2N-NH2
What is the N-N-H bond angle in hydrazine most likely to be?
1. 107o
2. 90o
3. 120o
4. 180o
The Lewis structure of a nitrite ion (NO2-) is shown in the diagram.
What is the shape of this molecule?
1. Tetrahedral
2. Bent
3. Trigonal pyramidal
Which shape of a simple molecule is most likely if it contains two bonding pairs and no lone pairs?
1. Tetrahedral
2. Linear
3. Trigonal bipyramidal
4. Trigonal planar
