When sodium trioxocarbonate (IV) decahydrate loses its water of crystallization to the atmosphere, the process is?

  • A deliquescence
  • B efflorescence
  • C hygroscopic
  • D effervesecence
jamb 2009chemistry

The correct answer is B. efflorescence

efflorescence, spontaneous loss of water by a hydrated salt, e.g  Sodium trioxocarbonate (IV) decahydrate \(Na_2CO_3. 10H_2O)\) also known as washing soda

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