Question
Give four main difference between a mixture and a compound.
| Mixture | Compound |
| 1. Mixtures are impure substances | 1. Compounds are pure substances. |
| 2. These are may be homogeneous or heterogeneous in nature | 2. These are always homogeneous in nature |
| 3. A mixture has no fixed composition, | 3. A compound has a fixed composition |
| 4. Components can be separated by simple physical methods. | 4. Components can be separated only by complex chemical process |
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| List I | List II | ||
| 1 | Hydrochloric acid | $A$ | $NaCI$ |
| 2 | Potassium Hydroxide | $B$ | $NaOH$ |
| 3 | Sulphuric Acid | $C$ | $KCI$ |
| 4 | Zinc Hydroxide | $D$ | $Ca(OH)_2$ |
| 5 | Sodium Chloride | $E$ | $CaS$ |
| 6 | Nitric Acid | $F$ | $CuSO_4$ |
| 7 | Calcium Hydroxide | $G$ | $CaCO_3$ |
| 8 | Carbonic Acid | $H$ | $NH_4CI$ |
| 9 | Sodium hydroxide | $I$ | $HCI$ |
| 10 | Copper sulphate | $J$ | $ZnO$ |
| 11 | Potassium Chloride | $K$ | $$HNO_3$$ |
| 12 | Calcium Carbonate | $L$ | $H_2CO_3$ |
| 13 | Magnesium Sulphide | $M$ | $MgS$ |
| 14 | Zinc Sulphate | $N$ | $MgO$ |
| 15 | aluminium Hydroxide | $O$ | $KOH$ |
| 16 | Sodium Carbonate | $P$ | $ZnSO_4$ |
| 17 | Calcium Sulphide | $Q$ | $Na_2CO_3$ |
| 18 | Magnesium Oxide | $R$ | $H_2SO_4$ |
| 19 | Zinc Oxide | $S$ | $AI(OH)_3$ |
| 20 | Ammonium Chloride | $T$ | $Zn(OH)_2$ |
| Metallic elements | Symbol |
| (a) Potassium | (1) Ca |
| (b) Sodium | (2) Zn |
| (c) Calcium | (3) Pb |
| (d) Magnesium | (4) Hg |
| (e) Zinc | (5) Cu |
| (f) Aluminum | (6) Au |
| (g) Iron | (7) K |
| (h) Lead | (8) Fe |
| (i) Copper | (9) Al |
| (j) Mercury | (10) Na |
| (k) Silver | (11) Mg |
| (l) Platinum | (12) Pt |
| (m) Gold | (13) Ag |