Pure Substance: Elements and Compounds

Front

Which of the following is not a pure substance? Water, 24-Karat Gold Jewelry, Salt, lemon juice drinks

Back

lemon juice drinks

Front

Which of the following is not an element? Options: water, carbon, gold, chlorine

Back

water

Front

Matter is defined as anything that _____________.

Back

has mass and occupies space

Tags

NGSS.MS-PS1-5

Front

Which of the following does not describe elements?

• all the particles are alike
• cannot be broken down into simpler substances
• have unique sets of properties
• can join together to form compounds

Back

all the particles are alike

Front

Which of the following is the best statement about molecules?

Back

Molecules are particles of compounds, and consist of two or more atoms joined together.

Tags

NGSS.MS-PS1-1

Front

A pure substance made of two or more elements that are chemically combined is called a _______.

Back

compound

Tags

NGSS.MS-PS1-5

Front

Which of the following lists contain pure elements?

Back

sodium, nitrogen, oxygen

Front

What is the element symbol of Iron?

Back

Fe

Front

Are both elements and compounds pure substances?

Back

Agree

Front

Back

Oxygen (O)