MCQOPTIONS
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| 1. |
Which of the following do not represent that a chemical change is taking place? I. A gas is produced. II. Precipitate is formed. III. State of a substance changes IV. A new odour is produced. V. Shape of a substance changes |
| A. | I and V only |
| B. | I and IV only |
| C. | II, III and V only |
| D. | III and V only |
| Answer» E. | |