JAMB - Chemistry (1986 - No. 22)
Which of the following does NOT contain aluminium as component?
Over-head cables
Duralumin
Container for caustic soda
Container for nitric acid
Förklaring
Sodium Hydroxide reacts with metals, such as Aluminium, Lead, Tin and Zinc, to form flammable and explosive Hydrogen gas. Hence, Aluminium cannot be used as a component for storing caustic soda.