Ionic and covalent bonding

What charge does an atom have after losing an electron?

• Negative charge

• No charge

• Positive charge

• Neutral charge

What is an example of a covalent compound?

• Water (H2O) is an example of a covalent compound.

• Sodium chloride (NaCl) is an example of a covalent compound.

• Calcium oxide (CaO) is an example of a covalent compound.

• Carbon dioxide (CO2) is an example of a covalent compound.

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What charge does an atom have after gaining an electron?

• Positive charge

• No charge

• Negative charge

• Neutral charge

What happens to the electrons in covalent bonding?

• Electrons are transferred from one atom to another.

• Electrons are shared between atoms.

• Electrons are lost to the environment.

• Electrons are created during the bonding process.

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NGSS.HS-PS1-1

What happens to the electrons in ionic bonding?

• Electrons are shared between atoms.

• Electrons are transferred from one atom to another.

• Electrons are created during the bonding process.

• Electrons are lost to the environment.

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What are ions?

• Neutral particles that do not have any charge.

• Charged particles that form when atoms gain or lose electrons.

• Particles that are always positively charged.

• Atoms that have the same number of protons and electrons.

What is a negative ion called?

• A cation.

• An anion.

• A proton.

• A neutron.

What is an example of an ionic compound?

• Sodium chloride (NaCl)

• Calcium carbonate (CaCO3)

• Glucose (C6H12O6)

• Methane (CH4)

What type of bond forms between two nonmetals?

• Ionic bond

• Covalent bond

• Metallic bond

• Hydrogen bond

Tags

NGSS.HS-PS1-1

What is a positive ion called?

• A cation.

• An anion.

• A neutron.

• A proton.