MCQs on Bond Energy

NEET  Chemistry is the scoring paper in the medical entrance examination. Here, you will discover the NEET Chemistry MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Chemistry objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Chemistry Bond Energy Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.

MCQs on Bond Energy

1. Which bond is most polar?
(a) N-F
(b) C-O
(c) O-F
(d) C-F

Answer

Answer: (d)


2. On the basis of octet rule, which bond is not present in gaseous nitrogen pentoxide molecule?
(a) covalent bonds
(b) coordinate bond
(c) electrovalent bond
(d) both electrovalent and coordinate bonds

Answer

Answer: (c)


3. Back pi donation exist in
(a) NF3
(b) NH3
(c) BF3
(d) BF4

Answer

Answer: (c)


4. What is correct about bond order?
(a) it always has an integral value
(b) it can have any value positive, integral or fraction including zero
(c) it can have any value greater than zero
(d) all the above statements are correct

Answer

Answer: (b)


5. In which of the following molecules, the bond lengths around the central atom are not equal?
(a) SF6
(b) PF5
(c) PCl3
(d) BF3

Answer

Answer: (b)


6. Which one among the following has the highest bond order according to MO theory?
(a) BN
(b) CO
(c) F2
(d) Ne2

Answer

Answer: (b)


7. The weak forces between molecules are called
(a) molecular forces
(b) intermolecular forces
(c) intramolecular forces
(d) extramolecular forces

Answer

Answer: (b)


8. Bond energy refers to the
(a) energy required to make a mole of a compound
(b) energy required to break a mole of a compound
(c) energy required to carry out sublimation
(d) none of the above

Answer

Answer: (b)


9. In O-C-O the bond angle is
(a) 180o
(b) 87.5o
(c) 120o
(d) 109.5o

Answer

Answer: (a)


10. The energy which is required to break 1 mole of a given bond is called
(a) bond energy
(b) molar energy
(c) molar bond energy
(d) bond breaking energy

Answer

Answer: (a)


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