Lesson 1.1 Quiz

What elements make up this compound?

NaHCO₃

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Substances are made up of two or more types of elements. Is this statement true? Explain your response.

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Compare and contrast H₂O₂ and H₂O in terms of molecules and chemical formulas.

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Use the periodic table to identify the atoms in the chemical formula AgNO₃ as well as the number of each kind of atom.

• 1 Silver, 1 Nitrogen, 1 Oxygen

• 1 Silver, 1 Nitrogen, 3 Oxygen

• 1 Silver, 3 Nitrogen, 3 Oxygen

• 3 Silver, 3 Nitrogen, 3 Oxygen

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Which is an example of an element?

• air

• water

• sodium

• sugar

How many compounds, elements, and atoms are present in magnesium hydroxide Mg(OH)₂?

• 1 compound, 3 elements, and 5 atoms

• 2 compounds, 3 elements, and 6 atoms

• 1 compound, 2 elements, and 5 atoms

• 2 compounds, 3 elements, and 5 atoms

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Carbon dioxide (CO₂) contains how many atoms of oxygen?

• 0
• 1
• 2
• 3

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Glucose (C₆H₁₂O₆) is considered a compound because it is made up of two or more

• molecules

• elements

• gases

• soilds

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What is an Element?

• A substance that can't be broken down into other substances

• The trio: Fire, Water, Ice

• Who knows?

• A mixture of two substances

two or more different types of atoms combined together

• atom

• element

• electron

• compound

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