Which of the following is obtained in its pure form by the reaction of sugar and sulphuric acid?
Question Which of the following is obtained in its pure …
Question Which of the following is obtained in its pure …
Question The electrolyte used in the car battery is: (a) …
Question Which of the following is assumed to be the …
Question The most abundantly occurring element in the earth-crust is: …
Question Tear gas is: (a) Hydrogen sulphide (b) Chlorine (c) …
Question The chemical substance which is easily soluble in water …