Unit 5 Vocabulary

Which one does not belong?

• Be Respectful

• Be Safe

• Be Smart

• Be Responsible

A candle wick burning is an example of a _________________________

• physical reaction
• condensation
• neutrons
• chemical reaction

Select all the products

• 
• 
• 

Select all the Reactants

• 
• 
• 

What is underlined in the chemical equation below?

Na + Cl ---> NaCl

• Products

• Reactants

Substances that form as the result of a chemical reaction

• products
• reactants
• coefficients
• subscripts

Substances present at the start of a chemical reaction

• subscripts
• coefficients
• reactants
• products

The small number to the right of an atomic symbol (H₂) is called....

• a subscript

• a coefficient

• a variable

• a divisor

The red numbers in the image below represent ________

• subscripts
• coefficients
• I don't know, and don't want to try
• None of the answers are correct

What is the Coefficient?

• 4

• 3

• 1

• 0