review

Ionic bond is the attractive force between what?

• opposite charges

• same charges

• number of protons

• number of electrons

what happens when a atom loses its violence electron

• it becomes positively charged

• it becomes negatively charged

how many electrons can the second energy level hold?

• 5

• 40

• 8

• 18

the size of an atom depends on what of electrons?

• mass

• number and arraignment

• energy level

• bonding

molecules have a overall electrical charge

• true

• false

the attraction of two atoms which are shared by a pair of electrons which hold the atoms together

• covalent bond

• ionic bond

• metallic bond

• atoms

both protons and neutrons are positively charged

• true

• false

Answer explanation

Neutron is electrically neutral

what kind of bond does oxygen form

• metallic bond

• ionic bond

• covalent bond

what bond does sodium fluoride form

• Metallic bond

• Ionic bond

• Covalent bond

what bond does copper form

• Covalent bond

• Metallic bond

• Ionic bond