Phy Sci, Ch 7, Chemical Reactions, Post Assessment, Retake

How many elements are in C₆H₁₂O₆?

• 1
• 2
• 3
• 4

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

• 3
• 6
• 12
• 24

Si + S₈ --> Si₂S₄

• Synthesis (combination)
• Decomposition
• Single replacement
• Double replacement

Ca + AlCl3 --> CaCl_{2 +} Al

• Synthesis (combination)
• Decomposition
• Single replacement
• Double replacement

KOH + H₃PO₄ --> K₃PO₄ + H₂O

• Synthesis (combination)
• Decomposition
• Single replacement
• Double replacement

Pb(NO₃)₂ --> PbO + NO₂ + O₂

• Synthesis (combination)
• Decomposition
• Single replacement
• Combustion

What type of chemical reaction is this one?
CUO + CO2 --> CuCO3

• Decomposition
• Combustion
• Synthesis
• Single Replacement 

What type of chemical reaction is this one?
Ca + MgCl2 --> CaCl2 + Mg

• Decomposition
• Combustion
• Synthesis
• Single Replacement 

Exothermic reactions...

• Absorb energy
• Release energy
• Release Color
• Absorb Color

Name this reaction, Ca + O --> CaO

• Decomposition

• Single Replacement

• Double Replacement

• Combustion