Types of Chemical Reactions

What is a redox reaction?

• A reaction involving the transfer of electrons between substances

• A reaction where an acid and a base form water and a salt

• A reaction where two or more substances combine to form a complex compound

• A reaction that produces a blue-black color with starch

Which of the following is an example of an acid-base reaction?

• Neutralization of hydrochloric acid by sodium hydroxide

• Rusting of iron

• Formation of water from hydrogen and oxygen

• Iodine clock reaction

What happens in a synthesis reaction?

• Two or more simple substances combine to form a complex compound

• An acid and a base interact to form water and a salt

• Electrons are transferred between substances

• A blue-black color is produced with starch

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

What is the iodine clock reaction used to demonstrate?

• Effects of reaction rates and concentrations

• Formation of iron oxide

• Neutralization process

• Synthesis of water

Tags

NGSS.HS-PS1-5

In a redox reaction, what happens to the substance that gains electrons?

• It becomes reduced

• It becomes oxidized

• It forms a salt

• It reacts with starch