SAT - Science - Chemistry - Chemical Bonding and Molecular Structure

Question - 1

The force which holds atoms together in a molecule or crystal is called:

  • A Chemical bond
  • B Covalent bond
  • C Ionic bond
  • D Co-ordinate covalent

Question - 2

The energy in a molecule is less than the atoms.

  • A True
  • B False
  • C Can't say
  • D None of these

Question - 3

The electrons in the innermost shell are called valence electrons.

  • A True
  • B False
  • C Can't say
  • D None of these

Question - 4

The bond formed by sharing of electrons is called:

  • A Chemical bond
  • B Covalent bond
  • C Ionic bond
  • D Co-ordinate covalent

Question - 5

The bond formed by complete transfer of electrons is called:

  • A Chemical bond
  • B Covalent bond
  • C Ionic bond
  • D Co-ordinate covalent

Question - 6

The gases like oxygen, nitrogen, are the result of:

  • A Chemical bond
  • B Covalent bond
  • C Ionic bond
  • D Co-ordinate covalent

Question - 7

MgO is an example of:

  • A Chemical bond
  • B Covalent bond
  • C Ionic bond
  • D Co-ordinate covalent

Question - 8

The idea of chemical bond was introduced in

  • A 1808
  • B 1910
  • C 1816
  • D 1916

Question - 9

Ionic compounds don't possess molecular formula.

  • A True
  • B False
  • C Can't say
  • D None of these

Question - 10

The atom that donates electrons becomes negatively charged.

  • A True
  • B False
  • C Can't say
  • D None of these
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