Elements and Compounds Quiz

What is the primary difference in the composition of elements and compounds?

• Elements are made of one or more atoms of the same kind.

• Compounds are made of the same kind of atoms.

• Compounds consist of only one type of atom.

• Elements are made of different kinds of atoms.

How can compounds be broken down into simpler substances?

• By chemical processes

• By physical processes

• By heating

• By cooling

Which of the following is NOT a type of element?

• Acid

• Non-metal

• Metal

• Metalloid

Which of the following is an example of a compound?

• Iron

• Oxygen

• Silicon

• Water

What type of element is silicon classified as?

• Metalloid

• Non-metal

• Metal

• Acid