Chemical Reactions 2

Which of the following models best demonstrates a balanced chemical equation?

• F

• G

How many atoms in all are in a molecule of serotonin?

C₁₀H₁₂N₂O

• 22

• 24

• 25

AB + CD →AD + CB

• Double Replacement

• Single Replacement

• Synthesis

Identify this type of reaction,

Cl₂ + 2KI _--> I₂ + 2KCl

• Synthesis

• Single displacement

• Double displacement

2 C₅H₅ + Fe --> Fe(C₅H₅)₂

• single displacement

• double displacement

• synthesis

2 RbNO₃ + BeF₂ --> Be(NO₃)₂ + 2 RbF

• single displacement

• double displacment

• decomposition

Which chemical reaction breaks down into 2 substances?

• Double displacement

• Single displacement

• Decomposition

Which of the following is an example of synthesis?

• Na + Br₂ --> NaBr

• KClO₃ --> KCl + O₂

• HgO + Cl₂-->HgCl + O₂

Which of the following is the general formula for a decomposition reaction?

• A + B → AB

• AB → A + B

• AB + C → AC + B

2 AgNO₃ + Cu --> Cu(NO₃)₂ + 2 Ag

• single displacement

• double displacement

• decomposition