McqMate
| Q. |
Chemical that is used in photography - |
| A. | Copper sulphate |
| B. | Silver bromide |
| C. | Magnesium sulphate |
| D. | None |
| Answer» B. Silver bromide | |
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Explanation: Silver bromide (AgBr) is a soft pale-yellow, water insoluble salt well for its unusual sensitivity to light. This property has allowed silver halides to become the basis of modern photographic materials. |
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