Balancing Equations Practice

Which side of a chemical equation is the reactant side?

• Left (before the yields sign)
• Right (after the yields sign)

Tags

NGSS.MS-PS1-5

Which side of a chemical equation os the product side?

• Left (before the yields sign)
• Right (after the yields sign)

What is the little number after an element in a chemical equation called.
Example: H₂

• Coefficient 
• Subscript
• Atom
• Equation

What are the smaller numbers that you CANNOT change in a chemical equation?

• Coefficient

• Products

• Reactants

• Subscript

Tags

NGSS.MS-PS1-5

Which chemical equation is balanced?

•  $PbO_2+2H_2$  
  

•  $SO_2+H_20\ \rightarrow\ H_2SO_4$  
  

•  $2Na+2H_2O\ \rightarrow\ 2NaOH+H_2$  
  

Tags

NGSS.MS-PS1-5

How many Mn atoms are found in the following compound?
3Cr(MnO₄)₆

• 3
• 4
• 6
• 18

Tags

NGSS.MS-PS1-1

Number of H in 3(NH₄)₂CrO₄

• 4
• 6
• 8
• 24

Tags

NGSS.MS-PS1-1

How many elements are in the compound C₂H₈O ?

• 2

• 1

• 3

• 0

Tags

NGSS.MS-PS1-1

Which of the following has the most number of O?

• 2Mg₃(PO₄)₂
• 4AlPO₄
• 3Al(NO₃)₃
• 15KOH

Tags

NGSS.MS-PS1-1

What is the total number of atoms present in 5Na₃PO₄

• 5
• 40
• 55
• 8

Tags

NGSS.MS-PS1-1