AFNS — AFNS Chemistry
Chemical Bonding
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#17 Hydrogen bond is:
A) Dipole-dipole with H on F,O,N
B) Covalent in H2
C) Ionic in NaCl
D) Metallic in Cu
Answer: A
#18 Water high boiling point due to:
A) Hydrogen bonding
B) Ionic bonds
C) Metallic bonds
D) No forces
Answer: A
#19 VSEPR theory predicts:
A) Molecular geometry
B) Nuclear spin
C) Atomic number
D) Mass only
Answer: A
#20 CH4 shape is:
A) Tetrahedral
B) Linear
C) Trigonal planar
D) Square planar
Answer: A
#21 CO2 shape is:
A) Linear
B) Bent
C) Tetrahedral
D) Pyramidal
Answer: A
#22 H2O shape is:
A) Bent / V-shaped
B) Linear
C) Tetrahedral
D) Octahedral
Answer: A
#23 NH3 shape is:
A) Trigonal pyramidal
B) Tetrahedral
C) Linear
D) Planar
Answer: A
#24 sp3 hybridization in:
A) CH4
B) CO2
C) BeCl2
D) BF3 only
Answer: A
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