Chemical Bonding

Which of the following describe ionic bonding?

• It involves the transfer of electrons

• It involves sharing of electrons.

• It involves transfer of protons.

• It involves sharing of protons.

Tags

NGSS.HS-PS1-1

From the periodic table, which pair of elements can combine to form ionic bonds?

• Ca and O

• H and N

• H and Cl

• Xe and Fe

Bond that is formed when electrons are equally shared.

• non polar covalent bond

• polar covalent bond

• ionic bond

• metallic bond

Which of the following pairs of atoms is most likely to form a covalent compound?

• Ba and Cl

• Na and O

• Mg and Br

• C and O

Tags

NGSS.HS-PS1-2

A bond in which electrons are shared unequally​ (a)  

• polar covalent bond

• non polar covalent

• hydrogen bonds

• non polar covalent bond

• ionic bond

• hydrogen bond

How do the following two elements bond together?
Cr³⁺  O^2-         
(a)  

• Cr2O3

• CrO

• Cr3O2

• CrO3

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

contains covalent bonds.

• LiBr

• MgO

• CH₄

• NaCl

When bonding ​ (a)   receive electrons and become negative ​ (b)  

• nonmetals

• anions

• metals

• cations

Which substance contains bonds that involve a transfer of electrons from one atom to another? (a)  

• CO2

• NH3

• KBr

• Cl2

Tags

NGSS.HS-PS1-3

Match the following descriptions to the type of bond.

Occurs between two nonmetals - (a)  

Occurs between a metal and a nonmetal - (b)  

• Covalent bond

• Ionic bond