8.4 Polar Bonds and Molecules

8.4 Polar Bonds and Molecules

Page 247 - 253

Poll

Which of the following best describes how you feel right now.

Lesson Objective

At the end of the lesson, students will be able to

- DESCRIBE how electronegativity values determine the charge distribution in a polar molecule

Multiple Choice

When an atom gains an electron, it becomes ____________ charged

• Positively

• Negatively

• Neutrally

Multiple Choice

Which of the following best describes a covalent bond

• bond formed between a cation and an anion

• bond formed between formed between a metal and a non-metal

• bond formed as the result of the sharing of electrons

Open Ended

In your own words, describe electronegativity.

Multiple Choice

Using the electronegativity tables here determine which of the following will best describe the bonds between H (Hydrogen) and Br (Bromine)

• moderately covalent bonds

• very polar covalent

• non polar covalent

Multiple Choice

Using the electronegativity tables here determine which of the following will best describe the bonds between (Li) Lithium and (O) Oxygen

• Ionic

• moderately polar covalent

• very polar covalent

• non polar covalent

Multiple Choice

Using the electronegativity tables here determine which of the following will best describe the bonds between Bromine (Br) and Bromine (Br)

• Ionic

• non polar covalent

• moderately polar covalent

• very polar covalent