Ionic And Covalent Bonding

Question 1

What type of bond is formed when electrons are transferred from one atom to another?

Answer 1

Ionic bond

Question 2

True or False: Covalent bonds involve the sharing of electron pairs between atoms.

Answer 2

True

Question 3

Fill in the blank: In ionic bonding, the resulting charged particles are called __________.

Answer 3

ions

Question 4

What is the primary characteristic of ionic compounds?

Answer 4

They form crystalline structures and have high melting and boiling points.

Question 5

Which type of bond typically occurs between metals and nonmetals?

Answer 5

Ionic bond

Question 6

What is the electronegativity difference that usually indicates an ionic bond?

Answer 6

Greater than 1.7

Question 7

True or False: Covalent bonds can form between two nonmetals.

Answer 7

True

Question 8

What type of bond is formed between two atoms that share electrons equally?

Answer 8

Nonpolar covalent bond

Question 9

What is the term for a bond formed when electrons are shared unequally between atoms?

Answer 9

Polar covalent bond

Question 10

Which of the following is an example of an ionic compound? A) H2O B) NaCl C) CO2

Answer 10

B) NaCl

Question 11

What is the shape of molecules formed by covalent bonds?

Answer 11

Varies depending on the number of bonds and lone pairs (e.g., linear, bent, tetrahedral).

Question 12

Fill in the blank: The bond formed by the electrostatic attraction between oppositely charged ions is called __________.

Answer 12

ionic bond

Question 13

What is the primary force holding ionic compounds together?

Answer 13

Electrostatic forces between ions.

Question 14

True or False: Ionic compounds are generally soluble in water.

Answer 14

True

Question 15

What are valence electrons?

Answer 15

Electrons in the outermost shell of an atom that are involved in bonding.

Question 16

Which type of bond is typically stronger, ionic or covalent?

Answer 16

Covalent bonds are generally stronger than ionic bonds.

Question 17

What is the result of an ionic bond between sodium (Na) and chlorine (Cl)?

Answer 17

Formation of sodium chloride (NaCl).

Question 18

Fill in the blank: The ability of an atom to attract electrons in a bond is called __________.

Answer 18

electronegativity

Question 19

What type of bond is formed in molecules like O2 and N2?

Answer 19

Covalent bond

Question 20

Which of the following is NOT a property of ionic compounds? A) High melting point B) Conduct electricity in solid state C) Brittle

Answer 20

B) Conduct electricity in solid state

Question 21

What do you call the model that describes the sharing of electron pairs in covalent bonding?

Answer 21

Lewis structure

Question 22

True or False: Ionic bonds are formed through the sharing of electrons.

Answer 22

False

Question 23

In a polar covalent bond, which atom has a partial negative charge?

Answer 23

The atom with higher electronegativity.

Question 24

What is the bond angle in a tetrahedral molecule?

Answer 24

Approximately 109.5 degrees.

Question 25

What happens to the electrons in a metallic bond?

Answer 25

They are delocalized and free to move throughout the metal structure.

Question 26

Which type of bond typically has lower melting and boiling points, ionic or covalent?

Answer 26

Covalent bonds