Chemical Equations Review

Determine the type of reaction for the following: 
2 K + FeCl₂ → 2KCl + Fe

• Single Replacement
• Double Replacement
• Synthesis
• Combustion

Tags

NGSS.MS-PS1-2

Determine the type of reaction for the following: 
2AgNO₃ + Ca(OH)₂→ Ca(NO₃)₂ + 2Ag₂O

• Single Replacement
• Double Replacement
• Synthesis
• Decomposition

Determine the type of reaction for the following: 
2CuI→ Cu + I₂

• Single Replacement
• Double Replacement
• Synthesis
• Decomposition

AB + CD = AD + CB

• Double Replacement
• Single Replacement
• Combustion
• Decomposition

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

When balanced, what are the coefficents for the following reaction:
H₂0 → H₂ + O₂

• 2:1:2
• 2:1:1
• 1:1:1
• 2:2:1

Tags

NGSS.MS-PS1-5

Classify
Fe + O₂ → Fe₂O₃

• synthesis
• decomposition
• double replacement 
• single replacement

Tags

NGSS.MS-PS1-2

Classify
FeS + HCl → H₂S + FeCl₂

• synthesis
• combustion
• single replacement
• double replacement

How many hydrogen atoms are in this chemical formula: 

• 4 hydrogen atoms
• 1 hydrogen atom
• 2 hydrogen atoms
• 3 hydrogen atoms

Tags

NGSS.MS-PS1-1

_________________ are the elements and compounds that are in the beginning of a chemical reaction. 

• Subscripts
• Coefficients 
• Reactants
• Products

___________________ are the elements or compounds that are produced in a chemical reaction.

• Subscripts
• Coefficients 
• Reactants
• Products