

| Exceptional properties of metals | |
| Properties | Exceptions |
| 1. Physical state: Metals exist mainly in a solid state at room temperature. | 1. Mercury and gallium exist in a liquid state at room temperature. |
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(i) Which disasters are shown in the images ?
(ii) Which primary precautions will you take in case of disaster shown in ‘A’?
(iii) Which type of first-aid is offered to the injured people in disaster ‘B’?
