Exploring Covalent and Ionic Bonds

What are the basic building blocks of everything?

• Molecules

• Compounds

• Atoms

• Cells

Which of the following is NOT an element?

• Helium

• Water

• Aluminum

• Oxygen

What are valence electrons?

• Neutrons in the nucleus

• Electrons in the innermost shell

• Electrons in the outermost shell

• Protons in the nucleus

How many valence electrons does an atom need to have a full outer shell, according to the octet rule?

• 4

• 6

• 2

• 8

What type of bond involves sharing valence electrons?

• Covalent bond

• Ionic bond

• Metallic bond

• Hydrogen bond

In covalent bonding, how do atoms achieve a full outer shell?

• By sharing electrons

• By gaining electrons

• By losing electrons

• By splitting electrons

What type of bond involves one atom stealing an electron from another?

• Metallic bond

• Ionic bond

• Covalent bond

• Hydrogen bond

Why does a sodium atom become positively charged in an ionic bond?

• It gains a proton

• It loses a proton

• It gains an electron

• It loses an electron

What is unique about carbon's bonding behavior?

• It only forms ionic bonds

• It never bonds

• It always shares electrons

• It always steals electrons

What type of bonding can water molecules exhibit?

• Only covalent bonding

• Only ionic bonding

• Both covalent and ionic bonding

• Neither covalent nor ionic bonding