Blog

MCQ-31
Which of the following electronegativity difference suggests that the bond would be ionic nature
A. 0-0.4
B. 0.5-1.6
C. 1.7 or more
D. cannot be predicted

Answer: C

MCQ-32
Select the specie that has the highest ionic character
A. CsF
B. NaCl
C. LiIBr
D. MgF

Answer: A

MCQ-33
The bond in the fluorine molecule is formed by the overlapping of ______ on each atom of the fluorine atom
A. sp3 – orbital
B. sp2-orbital
C. s-orbital
D. 2p_z – orbital

Answer: D

MCQ-34
The carbon-carbon sigma bond in ethyne molecule is formed by overlapping between orbitals of carbon atoms
A. sp2
B. sp
C. sp3
D. 2p_z

Answer: B

MCQ-35
The strength of the bond between two atoms depends upon
A. Electronegativity difference
B. Bond length
C. Atomic radius
D. All of the above

Answer: D