Advertisements
Advertisements
प्रश्न
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A coloured substance which leaves on strong heating a black residue and evolves two colourless gases one of which is acidic and the other neutral.
Advertisements
उत्तर
Copper sulphate [CuSO].
APPEARS IN
संबंधित प्रश्न
Write true or false :
When potassium iodide solution is added to lead acetate solution a red precipitate is formed.
State the conditions necessary for a chemical change or reaction.
Give an example of a reaction where the following are involved
Heat
What do you understand by precipitation reaction? Explain with examples.
Select the correct answer for the following options:
The basic gas obtained when two gases react in presence of a catalyst and the reaction is exothermic.
State the following reaction represent oxidation or reduction.
\[\ce{Ag->Ag+}\]
Differentiate between the following:
Neutralization reaction and a precipitation reaction.
Can a nickel spatula be used to stir copper sulphate solution? Justify your answer.
Beating an egg to make a cake is a ______.
Iron and rust are the same substances.
