Practice Paper 3 - Unit 4 Chemical Bonding (MCQ) PDF

Practice Paper 3 Unit 4_Chemical Bonding (MCQ) MCQ 1.The outermost orbit of an atom of an element if removed, then the reminder is called as (a)​Kernel (b) Proton (c) Neutron (d) Electron 2.The bond formed by loss and gain of valence electrons is called? (a)​Covalent bond...

Practice Paper 3 Unit 4_Chemical Bonding (MCQ) MCQ 1.The outermost orbit of an atom of an element if removed, then the reminder is called as (a)​Kernel (b) Proton (c) Neutron (d) Electron 2.The bond formed by loss and gain of valence electrons is called? (a)​Covalent bond (b) Electrovalent bond (c ) Coordinate bond (d) Hydrogen bond ​ 3.The bond formed by mutual sharing of electrons is called? (a)Covalent bond (b) Electrovalent bond (c ) Coordinate bond (d) Hydrogen bond ​ 4.When an electron pair is donated by only one atom, the bond formed is called? (a)​Covalent bond (b) Electrovalent bond (c ) Coordinate bond (d) Hydrogen bond ​ 5.Which type of linkage is possible in calcium chloride molecules? (a)Covalent linkage (b) Ionic linkage (c ) Coordinate bond (d) Hydrogen bond ​ 6.Which one of the following bonds is present in ammonium ions? (a)​Covalent bond (b) Electrovalent bond (c ) Coordinate bond (d) Hydrogen bond ​ 7.The charge on ions depends on loss or gain of ______ (a)Kernel (b) Proton (c) Neutron (d) Electrons 8.The coordinate bond is formed when one atom with lone pair of electrons combine with ___________ (a)An electron rich other atom (b)An electron deficient compound (c) Protons of other atom (d)Nucleus of atom 9.In Magnesium oxide compound, one atom of Oxygen combines with ______atom/s of Magnesium. (a)​One (b) Two (c) Three (d) Four 10.The electronic configuration of atom after bond formation is of __ (a)Salts (b) Solute (c) Solvent (d)Noble Gases 11.Noble gas is _______in nature (a)Monoatomic (b) Diatomic (c) Triatomic (d)Polyatomic 12.Chlorine molecule is _______in nature (a)Monoatomic (b) Diatomic (c) Triatomic (d)Polyatomic 13.The following shows a tendency to lose electrons? (a)​Noble gas (b) Metal (c) Non-metal (d) All of these 14.The following shows a tendency to gain electrons? (a)Noble gas (b) Metal (c) Non-metal (d) All of these 15.The oxygen molecule has _______atoms (a)One (b) Two (c) Three (d) Four 16, The nitrogen molecule is formed by mutual sharing of ______pairs of electrons (a)One (b) Two (c) Three (d) Four 17.Sodium combine with chlorine by _____ (a)Ionic valency (b) Covalency (c) Coordinate valency (d)Valency 18.Two atoms of Hydrogen combine with one atom of oxygen to form__ (a) Covalent bond (b) Electrovalent bond (c) Coordinate bond (d) Ionic bond 19.Ionic bond is also known as _______ (a) Covalent bond (b) Electrovalent bond (c) Coordinate bond (d) Hydrogen bond 20.The other name of Dative bond is __________ (a) Covalent bond (b) Electrovalent bond (c) Coordinate bond (d) Hydrogen bond 0.​ Metals have good conductivity due to presence of _____ (a)​Protons (b) Neutrons (c) Nucleons (d) Localized electrons 0.​ Ionic compounds are soluble in_____ (a)Water (b) Kerosene (c) Benzene (d) Acetone​  0.​ Covalent compounds are insoluble in ______ (a)Water (b) Kerosene (c) Benzene (d) Acetone​ 0.​ Ionic bond compounds are ____conductor of electricity (a)Good (b) Poor or no conductor (c) Zero (d) None of these 0.​ When ionic compounds are dissolved in solvent produce ____ (a)​Protons (b) Electrons (c) Ions (d) Nucleons 26.When the bond formed between atoms of elements, they achieve __ (a)​Charge (b)Stable configuration of noble gas (c)No reaction (d) None of these 0.​ Covalent compounds are ____conductor of electricity (a)Good (b) Poor or no conductor (c) Zero (d) None of these 0.​ Which type of ions formed by The gain of electrons? (a)Positive ions (b) Negative ions (c) Neutral ions (d) Inert ions 0.​ One of the following ions are formed by the loss of electron _____ (a)Positive ions (b) Negative ions (c) Neutral ions (d) Inert ions 0.​ Metal loses valence electrons to form ______ (a)​Cation (b) Anion (c) Negative ion (d) None of these 0.​ Non-metal gain electrons to form ______ (a)Cation (b) Anion (c) Positive ion (d) None of these 0.​ A chemical bond is formed when _______ (a)​Neutrons of combining atoms participate (b)​Protons of combining atoms participate ( c) Valence electrons of combining atoms participate (d)None of these ​ 0.​ When positive end of one molecule is attracted weakly to negative end of another molecule then force between them is known as? (a)​Cohesive force (b) Covalent linkage (c ) Dipole-dipole interaction (d) None of these 34.Regular arrangement in which atoms are closely packed is known as (a) Diagonal structure (b) Tetrahedral structure (c ) Crystal lattice (d) None of these​ 35.The smallest building block of ______is called Unit cell. (a)​Liquid (b) Gas (c) Crystal lattice (d) All of these​ 36.Which of the following is solid crystal? (a)​Glass (b) Rubber (c) Plastic (d) Sodium chloride 37.Which of the following is not amorphous solid? (a)Glass (b) Rubber (c) Plastic (d) Sodium chloride 38.Which of the following is amorphous solid ? (a)Glass (b) Sugar (c) Common salt (d) Sodium chloride 39.Sodium metal has ________crystal lattice (a)​Simple cubic structure (SC) (b)​Body centered cubic structure (BCC) (c )Face centered cubic structure (FCC) (d)Hexagonal closed packed structure (HCP) 40.Aluminum and gold have ________crystal lattice (a)​Simple cubic structure (SC) (b)​Body centered cubic structure (BCC) (c ) Face centered cubic structure (FCC) (d)Hexagonal closed packed structure (HCP)​ 41.Magnesium and Zinc have ________crystal lattice (a)​Simple cubic structure (SC) (b)​Body centered cubic structure (BCC) (c )Face centered cubic structure (FCC) (d)Hexagonal closed packed structure (HCP) 42.Glass is an example of ________ (a)​Supercooled liquid (b)Crystalline solid (c)Semi crystalline solid (d)Liquid crystal 43.What is the meaning of the term “Kan’ In Sanskrit ? (a) Particulates (b) Particles (c) Protons (d) None of these 44.Name the school of Vedic philosophy founded by Maharishi Kanad ? (a) Vaisheshika (b) Visakhapatnam (c) Varsha vrushali (d) All of these 45.Which book was written by Maharishi Kanad? (a) Vaisheshik Darshan (b) Vishnu puran Darshan (c) Mahabharat Darshan (d) All of these 46.Name the Indian sage, who gave the atomic theory? (a) Acharya Chanakya (b) Acharya Vyas (c) Acharya Kanad (d)Acharya Dalton 47.The real name of Maharishi Kanad was_______? (a)​ Chankya (b) Kashyap (c) Kashinath (d) Acharya 48.Name the birth place of Maharishi Kanad? (a)​ Pratiksha Kshetra (b) Prabhas Kshetra (c )Kuru Kshetra (d) Bharat Kshetra 49.Water accumulates in the cells of plants and animals due to the presence of the following bond? (a) Covalent bond (b) Dative bond (c)Hydrogen bond (d) Ionic bond 50.Which bond is responsible for DNA coil ? (a) Covalent bond (b) Dative bond (c)Coordinate bond (d) Both b and c 51. The smallest repeating unit of the crystal lattice is the unit cell, (a) Unit cell (b) Polar cell (c) particles (d) None of these