Advertisements
Advertisements
Question
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 white solid which evolves two colourless gases which on cooling combine and condense on the cooler parts of the test tube.
Advertisements
Solution
Ammonium chloride [NH4Cl].
APPEARS IN
RELATED QUESTIONS
Write true or false :
When iron and sulphur are heated together a grey mass is formed which is attracted by a magnet .
Name the type of chemical reaction shown by the following equation:
2Mg + O2 → 2MgO
Explain by writing a word equation.
Bubbles are seen on adding lemon juice to baking soda.
Explain the term reactant and product giving examples.
What do you observe? When
Water is added to the quick lime.
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.
Give two examples where a chemical reaction is accompanied by a change in colour of the reactants and products on completion of the reaction.
Name the solid residual product formed reaction and state its colour during – thermal decomposition of the following substance.
Zinc carbonate.
Circle the odd one out. Give reason for your choice
NPK are the primary nutrients for plants.
