Balancing Reactions

___C₃H₈ +___O₂ --> ___CO₂ + ___H₂O

• 1,5,3,4
• 2,10,6,8
• already balanced
• 1,5,5,4

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

__Al + __Fe₃N₂ -->__AlN + __Fe

• already balanced
• 4,2,4,6
• 2,1,2,3
• 1,2,1,3

Tags

NGSS.MS-PS1-5

__Na + __Cl₂ --> __NaCl

• 1,1,2
• 2,1,2
• 2,1,1
• already balanced

Tags

NGSS.MS-PS1-5

__H₂O₂ --> __H₂O + __O₂

• already balanced
• 2,1,1
• 2,2,1
• 2,1,2

Tags

NGSS.MS-PS1-5

__BF₃ + __Li₂SO₃ --> __B₂(SO₃)₃ + __LiF

• 2,3,1,3
• 2,3,1,6
• 4,4,2,12
• 3,3,1,9

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

The number of atoms you begin with in a chemical reaction ...

• must be the same as the number of  atoms you end with
• must be an even number
• can be different to the number you finish with
• changes depending on how much energy is formed

Tags

NGSS.MS-PS1-5

Which type of reaction is:

2 NH₃ + H₂SO₄ → (NH₄)₂SO₄

• Synthesis
• Decomposition
• Single Displacement
• Double Displacement

Tags

NGSS.MS-PS1-2

Which type of reaction is:

2 H₃AsO₄ → As₂O₅ + 3 H₂O

• Synthesis
• Decomposition
• Single Displacement
• Combustion

Tags

NGSS.MS-PS1-2

Which type of reaction is: C₂H₄ + 3 O₂ → 2 CO₂ + 2 H₂O

• Synthesis
• Decomposition
• Single Displacement
• Combustion

Tags

NGSS.MS-PS1-2

Which type of reaction is:

4 (NH₄)₃PO₄ + 3 Pb(NO₃)₄ → 12 NH₄NO₃ + Pb₃(PO₄)₄

• Synthesis
• Decomposition
• Single Displacement
• Double Displacement

Tags

NGSS.MS-PS1-2