Advertisements
Advertisements
प्रश्न
Name a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Advertisements
उत्तर
PbO
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]
A basic oxide.
Name a weak alkali.
Name two bases which are not alkalis but dissolves in strong alkalis.
Name the metal hydroxides which are soluble in caustic soda solution.
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : ZnSO4
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : CuSO4
Name: A weak alkali.
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?
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solution.
