Chemical Bonding
NaCl has bond type:
A) Ionic
B) Covalent
C) Metallic
D) Hydrogen only
O2 has bond type:
A) Covalent
B) Ionic
C) Metallic
D) Van der Waals only
Metallic bond exists in:
A) Metals
B) Noble gases
C) Salts only
D) Water only
Electronegativity difference >1.7 often gives:
A) Ionic character
B) No bond
C) Only metallic
D) Only hydrogen
Lewis structure shows:
A) Valence electrons
B) Nucleons
C) Neutrons only
D) Mass number
Octet rule:
A) Atoms tend to 8 valence electrons
B) Atoms tend 2 protons
C) No electrons
D) Only hydrogen follows
Coordinate bond is:
A) Both electrons from one atom
B) One electron each always
C) No electrons
D) Proton transfer
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