Quartz (SiO₂) Is a Solid with a Melting Point of 1550

question 29

Multiple Choice

Quartz (SiO₂) is a solid with a melting point of 1550 $\degree$ C. The bonding in quartz is best described as

• A) lattice energy.
• B) network attractions.
• C) ionic bonding.
• D) covalent bonding.
• E) metallic bonding.

Identify the unique climatic conditions responsible for the formation of specific biomes.

Understand the role of precipitation and temperature in defining biome types.

Understand the stages and processes of prenatal development.

Identify the physical support systems for an embryo and explain their functions.

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