enthalpy changes in solution mcq

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Energy released by gaseous ions when dissolve in water is called enthalpy change of

Energy released by gaseous ions when dissolve in water is called enthalpy change of
  • A. solution
  • B. hydration
  • C. atomization
  • D. electron affinity
  • Correct Answer: Option B

After ionic salts come in contact with water they form bonds called

After ionic salts come in contact with water they form bonds called
  • A. ion-dipole bonds
  • B. ionic bonds
  • C. co-ordinate bonds
  • D. dative bonds
  • Correct Answer: Option A

Lattice energy is inversely proportional to sum of radii of

Lattice energy is inversely proportional to sum of radii of
  • A. anion
  • B. cation
  • C. both A and B
  • D. ions
  • Correct Answer: Option C

Enthalpy change of solution involves release or absorb of energy by adding 1 mole of ionic solid in sufficient

Enthalpy change of solution involves release or absorb of energy by adding 1 mole of ionic solid in sufficient
  • A. alcohol
  • B. water
  • C. gas
  • D. base
  • Correct Answer: Option B

In chemical equation, symbol ‘aq’ represents

In chemical equation, symbol ‘aq’ represents
  • A. aqueous
  • B. large amount of water
  • C. concentrated
  • D. both A and B
  • Correct Answer: Option D