| Column A | Column B |
| 1. A liquid which dissolves other substances in it. | (a) Colloid |
| 2. A solution which can hold more of solute at a given temperature, than saturated solution. | (b) Universal solvent |
| 3. The solvent which can dissolve all kinds of matter. | (c) Solvent |
| 4. A heterogeneous mixture of insoluble particles of solute having particle size more than 105 cm. | (d) Supersaturated |
| (e) Suspension |
| Column A | Column B |
| 1. A liquid which dissolves other substances in it. | (a) Solvent |
| 2. A solution which can hold more of solute at a given temperature, than saturated solution. | (b) Supersaturated |
| 3. The solvent which can dissolve all kinds of matter. | (c) Universal solvent |
| 4. A heterogeneous mixture of insoluble particles of solute having particle size more than 105 cm. | (d) Colloid |
| (e) Suspension |
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| $'A\ '$ | $'B\ '$ |
| $(1)$ Carbonic acid | $(A) \ce{Al_2S_3}$ |
| $(2)$ Aluminium sulphide | $(B) \ce{Fe_2S_3}$ |
| $(3)$ Iron $[II]$ oxide | $(C) \ce{FeO}$ |
| $(4)$ Iron $\ce{[III]}$ sulphide | $(D) \ce{H_2CO_3}$ |
| $'A\ '$ | $'B\ '$ |
| $(1)$ Copper $[I]$ sulphide | $(A) \ce{KMnO_4}$ |
| $(2)$ Potassium permanganate | $(B) \ce{Cu_2 S}$ |
| $(3)$ Phosphoric acid | $(C) \ce{Cu_2 O}$ |
| $(4)$ Copper $[I]$ oxide | $(D)\ce{H_3 PO_4}$ |
| $'A\ '$ | $'B\ '$ |
| $(1)$ Nitric oxide | $(A) \ce{CuS}$ |
| $(2)$ Copper $[II]$ sulphide | $(B) NO$ |
| $(3)$ Iron $[II]$ sulphide | $(C) \ce{FeS}$ |
| $(4)$ Magnesium nitrate | $(D) \ce{Mg(NO_3)_2}$ |
| Column A | Column B |
| 1. Short form of an element. | (a) Chemical equation |
| 2. Symbolic representation of a compound. | (b) Valency |
| 3. The number of hydrogen atoms which combine directly of indirectly with one atom of an element, so as to form a compound. | (c) Symbol |
| 4. Mass of reactants = Mass of products. | (d) Chemical formula |
| (e) Law of conservation of mass |
| Column A | Column B |
| 1. An amorphous allotrope of carbon used in gas masks. | (a) Anthracite |
| 2. An amorphous allotrope of carbon used for making electrodes of dry cells. | (b) Ammonia liquor |
| 3. Name of a mixture of gases obtained by passing steam through white hot charcoal. | (c) Gas carbon |
| 4. The hardest variety of coal. | (d) Charcoal |
| (e) Water gas |
| Column A | Column B |
| 1. Atoms of same elements having same atomic number, but different mass numbers. | (a) Helium |
| 2. An isotope of hydrogen. | (b) Isotopes |
| 3. The maximum number of electrons in the valence shell of an atom. | (c) 2, 8, 5 |
| 4. The lightest noble gas. | (d) Deuterium |
| (e) 8 |
| List $I$ | List $II$ |
| $1.$ Burning of paper | $A:$ Physical change |
| $2.$ Ringing of an electric bell | $B:$ Chemical change |
| $3.$ Curdling of milk | |
| $4.$ An electric light is switched on | |
| $'A\ '$ | $'B\ '$ |
| $(1)$ Magnesium nitride | $(A) \ce{Fe_2( SO_4)_3}$ |
| $(2)$ Iron $\ce{[III]}$ sulphate | $(B) \ce{CuO}$ |
| $(3)$ Copper $\ce{[II]}$ oxide | $(C) \ce{Fe_2O_3}$ |
| $(4)$ Iron $\ce{[III]}$ oxide | $(D) \ce{Mg_3N_2}$ |
| List $-I$ | List $-II$ |
| $1.$ An atom of hydrogen | $D:$ One electron |
| $2.$ A strong oxidising agent | $E:$ Dilute nitric acid |
| $3.$ A promoter used ¡n Bosch process | $A:$ Chromic oxide |
| $4.$ A chemical used in the manufacture of fertilizers | $B:$ Ammonia |
| $C:$ Iron |
| Column A | Column B | ||
| 1 | The intermolecular force acting between same kind of molecules. | A | Melting |
| 2 | The intermolecular force acting between different kinds of molecules. | B | Cohesive |
| 3 | Intermixing of different substances due to random motions of their molecules. | C | Gas |
| 4 | The molecules of a state of matter having very large kinetic energy. | D | Adhesive |
| e | Diffusion |