Advertisements
Advertisements
प्रश्न
Name a weak alkali.
Advertisements
उत्तर
Ammonium hydroxide (NH4OH)
APPEARS IN
संबंधित प्रश्न
Choose the most appropriate answer from the following list of oxides which fit the description
[SO2, SiO2, Al2O3, MgO, CO, Na2O]
An oxide which dissolves in water forming an acid
Name two colourless metal ions.
Name two coloured metal ions.
Name two bases which are not alkalis but dissolves in strong alkalis.
Name the metal hydroxides which are:
Sparingly soluble
In caustic soda solution
Name: Two bases which are not alkalis but dissolve in strong alkalis.
Name a compound containing zinc in the anion.
Fill in the blank.
To distinguish soluble salts of zinc and lead ______ [NaOH / NH4OH]can be used.
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?
Choose the correct answer:
The metal oxide which can react with acid as well as alkali is:
