Chemical Equations

What does the number ₃ represent in 4NH₃?

• Subscript

• Superscript

• Coefficient

Tags

NGSS.MS-PS1-1

What does the number 4 represent in 4NH₃?

• Subscript

• Superscript

• Coefficient

Tags

NGSS.MS-PS1-1

How many Nitrogen (N) atoms are in 4NH₃?

• 4

• 1

• 3

• 12

Tags

NGSS.MS-PS1-1

How many Hydrogen (H) atoms are in 4NH₃?

• 4

• 1

• 3

• 12

Tags

NGSS.MS-PS1-1

In the equation shown, what are the reactant(s)?

• N₂ + H₂

• NH₃

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

In the equation shown, what are the product(s)?

• N₂ + H₂

• NH₃

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is a chemical reaction?

• Sodium and chlorine atoms bond to form salt molecules.

• Ice melts to form water.

• Carbon dioxide freezes to form dry ice.

• Salt and water mix to form salt water.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the left part of a chemical equation called?
2H_{2 +} O₂ --> 2H₂O

• Reactants
• Products 
• Yields 
• Chemical Equation 

What is the right part of a chemical equation called...
2H_{2 +} O₂ --> 2H₂O

• Reactants
• Products 
• Yields 
• Chemical Equation 

How many elements are in C₆H₁₂O₆?

• 1

• 6

• 3

• 24

Tags

NGSS.MS-PS1-1