AP Chem Unit 2 Review

An ionic bond results from the

• transfer of electrons

• transfer of protons

• sharing of electrons

• sharing of protons

Which elements will lose electrons when bonding?

• metals

• nonmetals

• metalloids

Which elements tend to become anions?

• metals

• nonmetals

• metalloids

In a covalent bond,

• electrons are transferred from a metal to a nonmetal

• electrons are shared between a metal and a nonmetal

• electrons are shared between two nonmetals

• electrons are shared between a metalloid and nonmetal

Tags

NGSS.HS-PS1-1

Which will exist as individual molecules?

• NaCl

• CaCl₂

• CO₂

• F₂

Which will share electrons?

• K and S

• H and S

• Si and O

• Fe and O

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In metallic bonding,

• electrons are tranferred between atoms

• electrons are shared between atoms

Which best describes the electrons in a metal?

• free-roaming

• delocalised

• they don't belong to any particluar metal atom

• "sea of electrons"

Which is true about ionic radius?

• Na⁺ > Na

• Na⁺ < Na

• Cl^- < Cl

• Na⁺ = Cl^-

What is another word for an intramolecular force?

• sea of electrons

• dipole

• electron affinity

• bon