Advertisements
Advertisements
Question
Give two examples of amphoteric hydroxides.
Solution
Examples of amphoteric hydroxides are: Zn(OH)2, Al(OH)3.
APPEARS IN
RELATED QUESTIONS
State one relevant observation for the following.
Lead nitrate solution is treated with sodium hydroxide solution dropwise till it is excess.
A compound X (having the vinegar-like smell) when treated with ethanol in the presence of the acid Z, gives a compound Y which has a fruity smell.
The reaction is:
1) Identify Y and Z.
2) Write the structural formula of X.
3) Name the above reaction.
Name a metallic oxide soluble in excess of caustic soda solution.
Name a weak alkali.
Name two bases which are not alkalis but dissolves in strong alkalis.
Name a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
When ammonium hydroxide is added to solution B, a pale blue precipitate is formed. This pale blue precipitate dissolves in excess ammonium hydroxide to give an inky blue solution. Name the cation present in solution B. What is the probable colour of solution B?
Write balanced equations for a metal that evolves into a gas which burns with a pop sound when boiled with alkali solutions.
Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
Write balanced equations for a Metal that Evolves a Gas Which Burns with a Pop Sound When Boiled with Alkali Solutions.
