JAMB - Chemistry (2009 - No. 12)
When sodium trioxocarbonate (IV) decahydrate loses its water of crystallization to the atmosphere, the process is?
deliquescence
efflorescence
hygroscopic
effervesecence
Explanation
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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