Ions and Ionic Bonding

What is the correct formula for aluminium oxide? Aluminium is in group 3 and oxygen is in group 6.

• Al₂O₃

• AlO

• AlO₄

• Al₂O

• Al₃O₂

Tags

NGSS.MS-PS1-1

Write the formula for barium + nitrogen

• Ba₂N₃

• Ba₃N₂

• BaN

• BaN₃

Tags

NGSS.MS-PS1-1

Write the correct chemical formula for Ag ⁺  and  Br ^-

• AgBr

• silver bromide

• Ag₂Br₂

• gold bromide

Tags

NGSS.MS-PS1-1

What type of elements form cations?

• metals

• nonmetals

• metalloids?

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

According to the Octet Rule, atoms of elements react with each other in order to attain ____ electrons in their outermost energy level or shell.

• 2

• 4

• 6

• 8

• 10

An ionic bond is (choose the correct answers)

• transfer of electron(s) from metal atom to non-metal atom

• electrostatic repulsion between like charges

• transfer of electron(s) from non-metal atom to metal atom

• electrostatic attraction between oppositely charged ions

Tags

NGSS.HS-PS1-1

NGSS.HS-PS2-4

Name the ionic compound formed when sodium and chlorine react together

• sodium chlorine

• sodium chloride

• chlorine sodiumide

• chloride sodium

Tags

NGSS.MS-PS1-5

What is the charge on the Lead ion?

• 1+

• 1-

• 2+

• 2-

Name this ion, N^3-

• nitrogen

• nitride

• nitrate

• nitric

A metal _________________ electrons to form ions

Tags

NGSS.MS-PS1-5