Name the elements present in each of the following compounds.
(i) Magnesium carbonate
(ii) Sulphuric acid
(iii) Potassium nitrate.
Elements present in each of the compounds are:
(i) Magnesium carbonate consists of Magnesium, Carbon and Oxygen.
(ii) Sulphuric acid consists of Hydrogen, Sulphur and Oxygen.
(iii) Potassium nitrate consists of Potassium, Nitrogen and Oxygen.
Which separation techniques will you apply for the separation of the following?
Ammonium chloride from a mixture containing sodium chloride and ammonium chloride.
Which separation techniques will you apply for the separation of the following?
Small pieces of metal in the engine oil of a car.
Which separation techniques will you apply for the separation of the following?
Different pigments from an extract of flower petals.
Which separation techniques will you apply for the separation of the following?
Butter from curd.
Write the steps you would use for making tea. Use the words—solution, solvent, solute, dissolve, soluble, insoluble, filtrate and residue.
Mock Test Series
