Atoms and Molecules

What is shown in the diagram?

• Mixture of compounds

• Mixture of elements

• Pure atoms

• Pure element

What is shown in the diagram?

• Mixture of atoms

• Molecules of a compound

• Pure elements

• Molecules of an element

What is shown in the diagram?

• Mixture of 2 types of molecules

• Mixture of molecules of compounds

• Mixture of atoms

• Mixture of element and compound

What is shown in the diagram? Choose all correct options.

• Compound

• Element

• Mixture

• Molecules

How many atoms are there in 1 molecule of C₁₀H₂₀ ?

• 1

• 10

• 20

• 30

How many elements are present in NaHCO₃?

• 5

• 4

• 6

• 7

How many atoms are found in C₆H₁₂O₆?

Name the metal found inside the compound SrCO₃.

(You may refer to the Periodic Table)

How many non-metals are found in HBF₄?

• 0

• 1

• 2

• 3

Which diagram represents a mixture of 2 elements and a compound?

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