Question
How do nonmetals react with water?
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| Source | Microbe | Amino acid |
| (1) Sugar molasses and salt | _______________ | Citric acid |
| (2) _______________ | Lactobacillus delbrueckii | _______________ |
| (3) Corn steep liquor | Aspergillus itaconius | _______________ |
| Column I | Column II |
| (1) $ZnS$ | (a) Cuprous sulphide |
| (2) $HgS$ | (b) Bauxite |
| (3) $Cu _2 S$ | (c) Zinc blend |
| (4) $Al _2 O _3 \cdot H _2 O$ | (d) Cinnabar |
| (e) Cryolite |

(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’?
