Basic Chemistry Quiz

What is an element?

• Two or more atoms chemically combined

• A pure substance made of one kind of atom

• A mix of different atoms

• A type of mixture

What is the Periodic Table used for?

• Cooking recipes

• Organizing elements

• Keeping time

• Mixing compounds

What are the three main types of elements?

• Solids, liquids, gases

• Rocks, metals, air

• Metals, nonmetals, metalloids

• Acids, bases, neutrals

What is a compound?

• One atom

• Physically combined elements

• Two or more chemically combined elements

• Any gas

What is a mixture?

• One pure substance

• Chemically combined atoms

• Physically combined substances

• A single element

Which is an example of an element?

• Water

• Salt

• Helium

• Air

Which is an example of a compound?

• Oxygen

• Gold

• Trail mix

• Rust

Which is an example of a mixture?

• Hydrogen

• Sugar

• Trail mix

• Salt

Why are mixtures easy to separate?

• Because they are liquids

• Because they are chemically bonded

• Because each part keeps its properties and does not change

• Because they are cold

Why is understanding elements, compounds, and mixtures important?

• To memorize facts

• To understand how matter works in real life

• To learn how to cook better

• To build robots