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 Electrovalent Bonding Multiple Choice Questions
MCQs on Electrovalent Bonding :
1. Electrovalent compounds are
(A) low melting
(B) insoluble in polar solvents
(C) conductors in the fused state
(D) none of the above
Answer
Answer: (c)
2. Ionic compounds don’t conduct electricity in
(A) solution
(B) fused state
(C) solid state
(D) none of the above
Answer
Answer: (c)
3. When an element of very low ionization potential reacts with an element of very high electron affinity
(A) a covalent bond is formed
(B) an electrovalent bond is formed
(C) a metallic bond is formed
(D) no bond is formed
Answer
Answer: (b)
4. The bond between two atoms of the same element is
(A) polar covalent bond
(B) ionic bond
(C) non-polar covalent bond
(D) none of the above
Answer
Answer: (c)
5. The percentage of ionic character of a bond is calculated by the difference in
(A) size of atoms
(B) ionization potential of atoms
(C) electronegativity of atoms
(D) atomic volumes of atoms
Answer
Answer: (c)
6. In which of the following C-C bond length is least?
(A) benzene
(B) diamond
(C) ethylene
(D) acetylene
Answer
Answer: (d)
7. The paramagnetic nature of oxygen molecule is explained by
(A) Valence bond theory
(B) Heitler London theory
(C) Hund Mulliken theory
(D) none of the above
Answer
Answer: (c)
8. The bonds present in CuSO4.5H2O are
(A) electrovalent and coordinate
(B) covalent and coordinate
(C) electrovalent and covalent
(D) electrovalent, covalent and coordinate
Answer
Answer: (d)
9. An element having 4 electrons in its outermost orbit forms bond by
(A) losing electrons
(B) gaining electrons
(C) sharing electrons
(D) any of the above
Answer
Answer: (c)
10. Elements with electronegativities 1.2 and 3.0 form
(A) electrovalent bond
(B) covalent bond
(C) coordinate bond
(D) metallic bond
Answer
Answer: (a)