Quiz on Covalent Structures

A substance with a giant covalent structure is __________.

• Gold

• Diamond

• Silver

• Platinum

Covalent bonds form when two atoms share __________.

• Protons

• Neutrons

• Electrons

• Photons

In a covalent bond, the shared electrons come from each atom’s __________.

• Innermost energy levels

• Middle energy levels

• Outermost energy levels

• Nucleus

Graphite is made up of a repeated network of __________ atoms. Its chemical formula is C.

The intermolecular forces between molecules in simple molecular structures, such as hydrogen bonds, are much weaker than the __________ bonds holding together network covalent structures.

• Ionic

• Metallic

• Covalent

• Van der Waals

Covalent substances that consist of many non-metal atoms are called __________.

• Ionic substances

• Metallic substances

• Molecular substances or molecules

• Network covalent structures

Quartz consists of a repeated network of ​​ (a)   and ​ (b)   ​ atoms in a one-to-two ratio. ​

• Silicon
• oxygen
• Carbon
• Nitrogen
• Sodium

Although both graphite and diamond are made of carbon atoms, their arrangement leads to different substances with different __________ properties.

Simple molecular structures have a set number of covalent bonds within distinct __________.

• Cells

• Molecules

• Particles

• Atoms

The __________ between atoms in a covalent bond affects the bond’s strength.

• Color

• Shape

• Distance

• Temperature