NEET Chemistry is the very imporatant paper in the Medical Entrance EXAM. So these NEET Chemistry MCQs with Answers for all Concepts as per the new syllabus. Practice daily with these NEET Chemistry objective questions on air pollution. NEET Chemistry Bond Energy Multiple Choice Questions
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)