Chemistry Voc Inro

Elements

• are made of two or more types of atoms chemically bonded together

• are made of one type of atom

• are made of two or more types of molecules combined in the same space

• are always individual atoms

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NGSS.MS-PS1-1

Compounds

• are made of two or more types of atoms chemically bonded together

• are made of one type of atom

• are found on the periodic table

• can be separated into their individual parts through physical means

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Mixtures

• are made of two different types of atoms chemically bonded together

• Are only liquids

• Cannot be separated

• Can be separated using physical properties

Pure Substances

• Are only made of one type of atom

• Have the same properties throughout

• Can never be broken down into something simpler

• Are only made of molecules

Which is the smallest particle of an element that has the same properties as that element?

• atom

• molecule

• electron

• neutron

Which of the following are examples of ELEMENTS?

• Oxygen

• Water

• F₂

• Lemonade

• Sulfur Dioxide (SO₂)

Tags

NGSS.MS-PS1-1

What is the difference between an atom and a molecule?

• Molecules are groups of atoms held together physically

• Molecules are groups of atoms held together chemically

• Molecules are mixtures

• Molecules are only found in the gas state of matter, while atoms can form solids, liquids, and gasses

Tags

NGSS.MS-PS1-1

A substance that cannot be broken down further chemically is known as...

• an element

• a compound

• a molecule

• a mixture

Which substance can have ratios of atoms that change

• element

• mixture

• compound

• molecule

What is a small particle that is known as the basic building block of matter?

• molecule

• compound

• element

• atom

Tags

NGSS.MS-PS1-1