Test Review: Chemical Reactions

What are the products of this reaction?
Cu+ AgNO₃--> 

• Cu(NO₃)₂+Ag
• CuNO₃ + Ag
• CuAg+NO₃
• Cu+ AgNO₃

Tags

NGSS.MS-PS1-2

Write a Balanced Equation for this reaction:
C₂H₄ + 2 O₂ -->

• C₂O₂ + H₄
• CO₂ + HOH
• CO + H
• 2 CO₂ + 2H₂O

Tags

NGSS.MS-PS1-5

What type of reaction is this?
2 C₆H₁₄ + 19 O₂ --> 12 CO₂ + 14 H₂O

• Single Replacement
• Double Replacement
• Combustion
• Decomposition

Tags

NGSS.MS-PS1-2

Which of the following equations represents the balanced synthesis reaction of iron (III) and oxygen?

• Fe + 3 O₂ → Fe₂O₃
• 3 Fe + 3 O₂ → 2 Fe₂O₃
• 2 Fe + O₂ → Fe₂O₃
• 4 Fe + 3 O₂ → 2 Fe₂O₃

Tags

NGSS.MS-PS1-5

What are the correct formulas and coefficients for the products of the following single-replacement reaction?
Mg + Al(OH)₃ →

• No Reaction
• Al + Mg(OH)₃
• 2 Al + 3 Mg(OH)₂
• 3 Al + MgOH₃

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

If an element is diatomic it should have a subscript of___

• 2, always
• 2, only when it is by itself
• it shouldn't have a subscript, it should have a coefficent

Tags

NGSS.MS-PS1-1

What kind of reaction is this:
4Fe  +  3O₂ →   2Fe₂O₃ 

• Synthesis
• Decomposition
• Single Replacement 
• Double Replacement

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What kind of reaction is this:
2H₂O₂ →2 H₂O + O₂

• Synthesis
• Decomposition
• Single Replacement 
• Combustion

Tags

NGSS.MS-PS1-2

What kind of reaction is this:
Fe + CuSO₄ -> Cu + FeSO₄

• Double Replacement
• Decompostion
• Single Replacement
• Combustion

Tags

NGSS.MS-PS1-2

What is the product when rubidium and oxygen gas react? (Hint two elements combined - binary ionic compound))

• RbO₂

• Rb₂O

• RbO

• Rb₂O₂