9th Chemistry Unit 5 Chemical Bonding MCQs Sindh Board

 9th Grade Chemistry Chapter 5 Chemical Bonding Sindh Board MCQs Notes Online Chapter Wise Question Answers. Sindh Boards Chemistry Subject Notes For Exams Preparations Karachi, Jamshoro, Sindh Boards. Chemistry class Ninth sindh board notes Unit 5 Chemical Bonding Most Repeated Multiple Choice Questions With Answers. Chemistry notes for class IX sindh board karachi Boards.



Q.1: The force which hold atoms together in molecule to another atom is called:?
  1. Covalent bond
  2. Co-ordinate covalent bond
  3. Chemical bond
  4. Ionic bond
C
Q.2: The bond which is formed by the transfer of one or more electrons from one atom or crystal is called:?
  1. Covalent bond
  2. Co-ordinate covalent bond
  3. Chemical bond
  4. Ionic bond
D
Q.3: The bond which is formed by the mutual sharing of electrons between the atoms called:?
  1. Covalent bond
  2. Chemical bond
  3. Co-ordinate covalent bond
  4. Ionic bond
A
Q.4: The bond which is formed by one sided sharing of pair of electrons is called:?
  1. Co-ordinate covalent bond
  2. Covalent bond
  3. Chemical bond
  4. Ionic bond
A
Q.5: The bond in MgO is:?
  1. Electro-valent bond
  2. Chemical bond
  3. Covalent bond
  4. Co-ordinate covalent bond
A
Q.6: The shared pair of electrons which links the atoms in a molecule is known as:?
  1. Chemical bond
  2. Covalent bond
  3. Electro-valent bond
  4. Co-ordinate covalent bond
B
Q.7: Double covalent bond is denoted by:?
  1. Three short line
  2. Single short line
  3. Two short line
  4. None of these
C
Q.8: The atom which supplies the pair of electrons for bond formation is known as:?
  1. Receiver
  2. Acceptor
  3. Donor
  4. None of these
C
Q.9: Co-ordinate covalent bond is always formed between the two:?
  1. Like and unlike atoms
  2. Unlike atoms
  3. Similar atom
  4. Like atoms
B
Q.10: The shared pair of electrons in a co-ordinate covalent bond is denoted by:?
  1. Double line
  2. An equal sign
  3. An arrow
  4. A single line
C
Q.11: Electronegative value of N is?
  1. 2.1
  2. 3.0
  3. 3.5
  4. 2.5
B
Q.12: CHBr has a?
  1. hydrogen bond
  2. Ionic band
  3. Non polar covalent bond
  4. Polar covalent bond
D
Q.13: The attraction that binds Na and CI ions together is called?
  1. Metallic bond
  2. Covalent bond
  3. Electrovalent bond
  4. Polar covalent bond
C
Q.14: In molten state ionic compounds are?
  1. bad conductors
  2. good conductors
  3. insulators
  4. non conduct
B
Q.15: Covalent compounds are soluble in?
  1. H2 SO4
  2. water
  3. organic solvents
  4. NaOH solution
C
Q.16: Energies of London forces are in the range of:?
  1. 1.10kg \ml.
  2. 5.20 kg/ml.
  3. 4.08kg/ml.
  4. 14kg /ml.
A
Q.17: Which bond is important in proteins and nucleic acids.?
  1. Ionic bond
  2. Hydrogen bond
  3. Covalent bond
  4. Metallic bond
B
Q.18: 4 is the electronegative value of?
  1. Chlorine
  2. Hydrogen
  3. Fluorine
  4. Nitrogen
B
Q.19: Mg atom has?
  1. 8 valence electrons
  2. 1 valence electron
  3. 2 valence electrons
  4. 6 valence electrons
C
Q.20: Ionic compounds are soluble in?
  1. water
  2. None of them
  3. CCl4
  4. benzene
A
Q.21: In coordinate covalent bonds, the shared pair of electron is provided by:?
  1. One atom
  2. Four atom
  3. Two atom
  4. Three atom
A
Q.22: The atom which donates shared electron pair is called?
  1. Giver
  2. Recipient
  3. Donor
  4. Acceptor
D
Q.23: The bond which is formed by the mutual sharing of electrons between atoms, is called:?
  1. Chemical bond
  2. co-ordinate covalent bond
  3. Ionic bond
  4. Covalent bond
D
Q.24: The bond which is formed by the mutual sharing of electrons between atoms, is called:?
  1. Chemical bond
  2. co-ordinate covalent bond
  3. Ionic bond
  4. Covalent bond
D
Q.25: Double covalent bond is denoted by:?
  1. three short lines
  2. Single short line
  3. Tow short lines
  4. none of these
C
Q.1: The shared pair of electrons in a coordinate covalent bond is denoted by:?
  1. Double line
  2. An equal sign
  3. A single line
  4. An arrow
D
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