Quiz on Aqueous Cations and Their Reactions

What is the effect of aqueous sodium hydroxide on aluminium cation?

• Light blue ppt., insoluble in excess

• Green ppt., insoluble in excess

• Red-brown ppt., insoluble in excess

• White ppt., soluble in excess, giving a colourless solution

What happens when ammonium cation is treated with aqueous sodium hydroxide?

• Ammonia produced on warming

• White ppt., insoluble in excess

• Green ppt., soluble in excess

• Red-brown ppt., soluble in excess

What is the result of adding aqueous sodium hydroxide to calcium cation?

• Green ppt., insoluble in excess

• White ppt., soluble in excess, giving a colourless solution

• Light blue ppt., soluble in excess

• Red-brown ppt., insoluble in excess

What is the effect of aqueous ammonia on chromium(III) cation?

• Light blue ppt., soluble in excess, giving a dark blue solution

• Green ppt., insoluble in excess

• Red-brown ppt., soluble in excess

• White ppt., insoluble in excess

What happens when copper(II) cation is treated with aqueous sodium hydroxide?

• Red-brown ppt., insoluble in excess

• Light blue ppt., insoluble in excess

• Green ppt., soluble in excess

• White ppt., soluble in excess, giving a colourless solution

What is the result of adding aqueous ammonia to iron(II) cation?

• Red-brown ppt., insoluble in excess

• White ppt., soluble in excess, giving a colourless solution

• Light blue ppt., soluble in excess, giving a dark blue solution

• Green ppt., insoluble in excess

What is the effect of aqueous sodium hydroxide on iron(III) cation?

• Red-brown ppt., insoluble in excess

• White ppt., soluble in excess, giving a colourless solution

• Green ppt., soluble in excess

• Light blue ppt., soluble in excess

What happens when zinc cation is treated with aqueous ammonia?

• Red-brown ppt., soluble in excess

• Light blue ppt., insoluble in excess

• Green ppt., insoluble in excess

• White ppt., soluble in excess, giving a colourless solution

What is the result of adding aqueous sodium hydroxide to ammonium cation?

• Ammonia produced on warming

• White ppt., insoluble in excess

• Light blue ppt., soluble in excess

• Green ppt., soluble in excess

What is the effect of aqueous ammonia on zinc cation?

• Light blue ppt., insoluble in excess

• White ppt., soluble in excess, giving a colourless solution

• Red-brown ppt., soluble in excess

• Green ppt., insoluble in excess