M-Chemical Bonds Assessment

In an ionic bond, the attractions between cations and ___ hold the compound together.

• anions

• electrons

In an ionic bond, the attractions between cations and ___ hold the compound together.

• anions

• electrons

• molecules

• neutrons

In an electron dot diagram, each dot represents a(n)

• the nucleus.

• the nucleus and all the electrons.

• the nucleus and all the non-valence electrons.

• valence electrons.

Tags

NGSS.HS-PS1-1

In a polar covalent bond

• electrons ARE shared equally between atoms.

• electrons ARE NOT shared equally between atoms.

• a cation is bonded to an anion.

• electrons are transferred between atoms.

The formation of an ionic bond involves the

• sharing of protons.

• sharing electrons.

• transfer of protons.

• transfer of electrons.

In an electron dot diagram, the symbol for the element is used to represent

• the nucleus and all valence electrons.

• the nucleus.

• the nucleus and all non-valence electrons.

• the nucleus and all electrons.

Typically, atoms gain or lose electrons to achieve

• an exchange of energy.

• stable electron configuration.

• ionization.

• vaporization.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Why do elements bond?

• To become stable

• To create a new element

• Neither answer is correct.

• Both answers are correct.

Match the following charges to the correct subatomic particle:

• Electron

• Negative charge

• Proton

• No charge or neutral

• Neutron

• Positive charge

Tags

NGSS.MS-PS2-3

Attraction formed between atoms when they share electrons is

• an ionic bond.

• a covalent bond.

• a metallic bond.

• a hydrogen bond.