Molecule Quiz

In the following molecule, how many fluorine atoms are there: 3Na₂F

• one
• two
• three
• four

In the molecule below, how many sodium atoms are there: 3Na₂F

• two
• four
• six
• eight

In making the molecule HPNa, which element is not used?

• Hydrogen
• Phosphorus
• Potassium
• Sodium

Laughing gas (N₂O) has two elements that are bonded together. Which element has them most electrons in it outer orbital?

• Nitrogen
• Oxygen
• not enough information
• they both have the same

An ionic bond is formed when an electron is transferred from one element to another.

• True
• False
• no answer
• no answer

What is the chemical formula for water?

• H₂O
• H₂O₂
• KCl
• NaCl

Tags

NGSS.MS-PS1-1

What is the chemical formula for ammonia?

• NH₃
• H₂O₂
• CH₄
• NaCL

What is the ratio of sulfur atoms to oxygen atoms in SO₂?

• 1 to 1
• 2 to 1
• 3 to 1
• 1 to 2

In the molecule NaCLO, how many different elements are needed ?

• 2
• 3
• 4
• 5

How many atoms  total are in the chemical formula: 4SI₂H₃ ?

• 3
• 6
• 12
• 24