Chemical & Physical Properties question List 23/24

What is the basis of all life on Earth?

• Oxygen

• Hydrogen

• Carbon

• Nitrogen

What determines the different forms that carbon can take?

• The temperature

• The pressure

• The arrangement of atoms

• The amount of sunlight

Which element is every living thing composed of?

• Nitrogen

• Carbon

• Oxygen

• Hydrogen

What is the hardest naturally occurring substance on earth?

• Gold

• Iron

• Diamond

• Silver

How are carbon atoms arranged in a diamond?

• In a linear shape

• In a tetrahedral shape

• In a hexagonal shape

• In a cubic shape

What shape is used to describe the arrangement of carbon atoms in a diamond?

• Hexagonal

• Cubic

• Tetrahedral

• Linear

Which of the following is a characteristic of simple structures?

• Strong structures

• Higher melting points

• Lower boiling points

• Keeps form (Solids)

Which of the following is NOT a characteristic of extended structures?

• Higher melting points

• Solids, liquids, and gases

• Diamonds

• Repeating Units

Which of the following is an example of a simple structure?

• Diamonds

• Graphite

• Water

• Crystals

What is a common property of extended structures?

• Lower melting points

• Weak structures

• Higher boiling points

• Solids, liquids, and gases