Advertisements
Advertisements
प्रश्न
Write balanced equation for the following reaction:
Sulphur dioxide and sodium hydroxide solution
(Give the equation for the formation of the normal salt)
Advertisements
उत्तर
\[\ce{SO2+ 2NaOH -> Na2SO3 + H2O}\]
APPEARS IN
संबंधित प्रश्न
Name the probable cation present in each of the following solution:
Yellow coloured solution
Write the colour of the following salts: Cuprous salts.
Write the colour of the following salt : Ferrous salts.
Write the colour of the following salt : Ferric salts.
Write the colour of the following salt : Calcium salts.
On adding dilute ammonia solution to a colourless solution of a salt, a white gelatinous precipitate appears. This precipitate however dissolves on addition of excess of ammonia solution. Identify (Choose from Na, l, Zn, Pb, Fe)
(a) Which metal salt solution was used?
(b) What is the formula of white gelatinous precipitate obtained?
Fill in the blanks.
Salts of ______ [normal / transition] elements are generally coloured. From the ions K1+, Cr3+, Fe2+, Ca2+, \[\ce{SO^2-_3}\], \[\ce{Mn^1-_4}\],\[\ce{NO^1_3}\] the ions generally coloured are ______.
One chemical test that would enable you to distinguish between the following pair of chemicals. Describe what happens with each chemical or state 'no visible reaction'.
One chemical test that would enable you to distinguish between the following pair of chemicals. Describe what happens with each chemical or state 'no visible reaction'.
Calcium nitrate solution and zinc nitrate solution.
A metal which produces hydrogen on reacting with alkali as well as with acid.
