AFNS — AFNS Chemistry

Chemical Bonding


Page 2 of 5

#9

NaCl has bond type:

A) Ionic

B) Covalent

C) Metallic

D) Hydrogen only

Answer:   A
Explanation Photo

Register or Login for comments

Comments:


#10

O2 has bond type:

A) Covalent

B) Ionic

C) Metallic

D) Van der Waals only

Answer:   A
Explanation Photo

Register or Login for comments

Comments:


#11

Metallic bond exists in:

A) Metals

B) Noble gases

C) Salts only

D) Water only

Answer:   A
Explanation Photo

Register or Login for comments

Comments:


#12

Electronegativity difference >1.7 often gives:

A) Ionic character

B) No bond

C) Only metallic

D) Only hydrogen

Answer:   A
Explanation Photo

Register or Login for comments

Comments:


#13

Lewis structure shows:

A) Valence electrons

B) Nucleons

C) Neutrons only

D) Mass number

Answer:   A
Explanation Photo

Register or Login for comments

Comments:


#14

Octet rule:

A) Atoms tend to 8 valence electrons

B) Atoms tend 2 protons

C) No electrons

D) Only hydrogen follows

Answer:   A
Explanation Photo

Register or Login for comments

Comments:


#15

Coordinate bond is:

A) Both electrons from one atom

B) One electron each always

C) No electrons

D) Proton transfer

Answer:   A
Explanation Photo

Register or Login for comments

Comments:


#16

NH4+ has:

A) Coordinate covalent bond in formation

B) Only ionic

C) Only metallic

D) No nitrogen

Answer:   A
Explanation Photo

Register or Login for comments

Comments:



Page 2 of 5