IPC Final Exam

Name

Which of the following is NOT evidence of a chemical reaction?

• Gas production
• Color change
• Phase change
• Formation of a solid

What are the three subatomic particles in an atom?

• Proton, neutral, electron
• Proton, neutron, electrical
• Proton, neutron, electron
• Positon, neutron, electron

In a synthesis reaction,

• Two elements swap places to form new compounds
• A new compound is made
• A single element replaces another
• A compound is broken down

In a decomposition reaction,

• Two elements swap places to form new compounds
• A new compound is made
• A single element replaces another
• A compound is broken down

In a single replacement reaction,

• Two elements swap places to form new compounds
• A new compound is made
• A single element replaces another
• A compound is broken down

In a double replacement reaction,

• Two elements swap places to form new compounds
• A new compound is made
• A single element replaces another
• A compound is broken down

In a combustion reaction,

• Two elements swap places to form new compounds
• A new compound is made
• Carbon dioxide and water are formed
• A compound is broken down

What is the Law of Conservation of Mass in relation to chemical equations?

• Energy is neither created nor destroyed
• Mass of the reactants is equal to mass of the products
• Mass can be created
• Mass can be destroyed

Does this follow the Law of Conservation of Mass?

• Yes
• No
• Chemical equations do not follow the law