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 Coordinate or Dative Bonding Multiple Choice Questions
MCQs on Coordinate or Dative Bonding :
1. When two species A and B form an electron-pair bond and A does not provide its electrons for bonding, the bond present between A and B must be
(A) ionic
(B) covalent
(C) dative
(D) Hydrogen
Answer
Answer: (c)
2. Each of the following pairs of chemical species will combine. Which of the following combinations is best explained by the coordinate covalent bond?
(A) H2 + I2
(B) Mg +O2
(C) Cl + Cl
(D) H+ + H2O
Answer
Answer: (d)
3. BF3 forms an adduct with NH3 because
(A) nitrogen has a high electronegativity
(B) boron has a high electronegativity
(C) boron has an empty p-orbital and nitrogen has one lone pair of electrons
(D) boron has an electropositive character
Answer
Answer: (c)
4. Protons play an important role in which type of bonding?
(A) electrovalent
(B) hydrogen
(C) covalent
(D) coordinate
Answer
Answer: (d)
5. Which of the following compounds contain all three types: ionic, covalent and dative bonds?
(A) CuSO4.5H2O
(B) Solid N2O5
(C) (NH4)2SO4
(D) All
Answer
Answer: (d)
6. The type of bond formed during the hydration of cation is
(A) ionic
(B) covalent
(C) electrostatic
(D) dative bond
Answer
Answer: (d)
7. Which of the following compounds has electrovalent linkage?
(A) CH3Cl
(B) NaCl
(C) CH4
(D) Cl2
Answer
Answer: (b)
8. Which of the following bonds has the most polar character?
(A) C-O
(B) C-Br
(C) C-S
(D) C-F
Answer
Answer: (d)
9. A molecule with multiple covalent bonds is
(A) C2H4
(B) H2
(C) F2
(D) N2
Answer
Answer: (d)
10. The weakest bond is
(A) Hydrogen
(B) Van der Waals
(C) Covalent
(D) Coordinate
Answer
Answer: (b)