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Take a spatula full of silver bromide (Your teacher will help you get it.) on a watch glass.

Take a spatula full of silver bromide (Your teacher will help you get it.) on a watch glass. Note its colour. Place the watch glass in sunlight. Observe the colour after some time.

Ans. When we take silver bromide on a watch glass its colour is pale yellow. When we place this watch glass in sunlight the colour of silver bromide turns grey.