Ions and Ionic compounds

In an ionic bond, electrons are __________.

• transferred from the anion to the cation.

• transferred from the cation to the anion.

• shared between the cation and the anion.

Tags

NGSS.MS-PS1-5

When an atom loses an electron, it becomes a ____

• negative anion

• positive cation

• positive proton

• neutral neutron

When an atom gains an electron, it becomes a _____.

• negative anion

• positive cation

• positive proton

• neutral neutron

Which group does not form ions or ionic bounds.

• Alkali metals

• Alkaline Earth metals

• Halogens

• Noble gases

Which statement is true about the Calcium cation?

• The calcium atom loses one electron when it becomes a Ca+2 cation.

• The calcium atom loses two electrons when it becomes a Ca+2 cation.

• The calcium atom gains one electron when it becomes a Ca+2 cation.

• The calcium atom gains two electrons when it becomes a Ca+2 cation.

Tags

NGSS.HS-PS1-7

How is a cation formed?

• The atom gains proton(s)

• The atom gains electron(s)

• The atom loses proton(s)

• The atom loses electron(s)

What type of ions do metals form?

• Negative anions

• Positive cations

• Negative cations

• Positive anions

How are anions formed?

• The atom gains proton(s)

• The atoms loses proton(s)

• The atom gains electron(s)

• The atom loses electron(s)

What is the correct formula for the ionic compound that forms between calcium and chlorine?

• Ca₂Cl

• CaCl₂

• Ca₂Cl₂

• CaCl

Tags

NGSS.MS-PS1-1

What is the correct formula for the compound that forms between potassium and nitrogen?

• KN

• KN₃

• K₃N

• PN

Tags

NGSS.MS-PS1-1