Chemistry Final

1.) What two types of elements make up an ionic bond?

Remember: For ionic and covalent bonds, we have 2 non-metals OR 1 metal and 1 non-metal.

• 1 metal and 1 non-metal

• 2 metals and 1 non-metal

• 2 non-metals and 1 metal

• 2 non-metals

2.) What two types of elements make up an covalent bond?

​Remember: For ionic and covalent bonds, we have 2 non-metals OR 1 metal and 1 non-metal.

• 2 non-metals and 1 metal

• 2 non-metals

• 1 metal and 1 non-metal

• 2 metals and 1 non-metal

Tags

NGSS.MS-PS1-1

3.) Which of the following is an example of a covalent bond?

​Remember: For ionic and covalent bonds, we have 2 non-metals OR 1 metal and 1 non-metal.

• Potassium Oxide

  (M & NM)

• Aluminum Fluoride

  (M & NM)

• Magnesium Oxide

  (M & NM)

• Carbon Dioxide

  (NM & NM)

4.) Which of the following is an example of a ionic bond?

​Remember: For ionic and covalent bonds, we have 2 non-metals OR 1 metal and 1 non-metal.

• Selenium Monoxide

  (NM & NM)

• Calcium Chloride

  (M & NM)

• Nitrogen Dioxide

  (NM & NM)

• Dioxygen Difluoride

  (NM & NM)

Tags

NGSS.HS-PS1-3

5.) Which of the following is the correct name for the following compound?

BrF₅

• Bromine Pentafluoride

• Carbon Monoxide

• Sulfur Trioxide

• Disulfur Difluoride

6.) Which of the following is the correct name for the following compound?

SeCl₂

• Selenium Dichloride

• Disulfur Difluoride

• Sulfur Trioxide

• Bromine Pentafluoride

7.) Traveling at 65 miles/hour, how many minutes will it take to drive 125 miles to San Diego?

*Conversion Needed:

1 hour (hr) = 60 minutes (min)

• 1.92 min

• 115 min

• 125 min

• 8,125 min

Tags

NGSS.HS-PS2-1

8.) ​Convert 50 years into seconds.  Express your answer in scientific notation.

Conversions Needed:

1 year = 365 days

1 day = 24 hours

1 hour = 60 min

1 min = 60 seconds

• 1.58e9 seconds

• 180,000 seconds

• 3,000 seconds

• .83 seconds