Elements and Compounds Review

Identify the element- Fe

• Sodium

• Iron

• Flouride

• Calcium

Identify the element-- Na

• Nitrogen

• Nabisco Crackers

• Sodium

• Carbon

NaHCO₃ is an/a

• solution

• compound

• element

• mixture

Tags

NGSS.MS-PS1-1

Each element has a chemical _________ that is made up of one or two letters.

• name

• number

• symbol

• mineral

When two or more elements combine chemically, they form _________.

• DNA

• atoms

• molecules

• compounds

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NGSS.MS-PS1-1

The periodic table is a listing of all the ____________.

• chemical formulas

• compounds

• periods

• elements

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Which of the following are known as the building blocks of matter?

• elements

• atoms

• protons

• none of the above

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The chemical formula for artificial sweetener is

 $C_7H_5NO_3S$  How many different elements are in the artificial sweetener?

• 17

• 5

• 15

• 4

Tags

NGSS.MS-PS1-1

Which of the following is a compound?

• He

• CO

• Si

• Co

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In the chemical formula below for table salt, what do the capital letters represent?

• a chemical formula

• compounds

• molecules

• elements

Tags

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