Balancing Chemical Reactions and Reaction Types

How many atoms of carbon (C) are in C₆H₁₂O₆?

• 3
• 6
• 12
• 24

Tags

NGSS.MS-PS1-1

How many Sodium (Na) are in 6NaCl?

• 1
• 12
• 6

Tags

NGSS.MS-PS1-1

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

• Reactants
• Products 
• Yields 
• Chemical Equation 

Tags

NGSS.MS-PS1-5

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

• Reactants
• Products 
• Yields 
• Chemical Equation 

Tags

NGSS.MS-PS1-5

Balance this equation
_Al +_HCl --> _H₂ +_AlCl₃

(a)  

Tags

NGSS.MS-PS1-5

Balance this equation-
__P₄ + __O₂ --> __P₂O₃

(a)  

Tags

NGSS.MS-PS1-5

When the equation H₂O₂ --> H₂O + O₂ is completely balanced, the coefficient for water is 

(a)  

Tags

NGSS.MS-PS1-5

Balance the following reaction:

​ (a)   C + ​ (b)   H₂ → ​ (c)   C₃H₈

• 3
• 4
• 1
• 2
• 5

Tags

112.43.c.9.C

Balance the following reaction:

​ (a)   CaC₂ + ​ (b)   H₂O → ​ (c)   C₂H₂ + ​ (d)   Ca(OH)₂

• 1
• 2
• 3
• 4

Tags

112.43.c.9.C

Which problem is balanced?

• PbO₂ + 2H₂--> H₂SO₄
• SO₂ + H₂0 --> H₂SO₄
• 2Na + 2H₂O --> 2NaOH + H₂
• 2Na + 2H₂O --> 2NaOH + H

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2