Question

give one example in which two compounds combine to form a single compound​

Answer 1

Answer:

magnesium is combined with oxygen to form magnesium oxide. Here hydrogen is combined with chlorine to form hydrochloride. Here colorless ammonia is added to colorless hydrogen chloride gives ammonia chloride. Here hydrogen is burned in the air or oxygen produces water.

Explanation:

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Answer 2

Here magnesium is combined with oxygen to form magnesium oxide. Here hydrogen is combined with chlorine to form hydrochloride. Here colorless ammonia is added to colorless hydrogen chloride gives ammonia chloride. Here hydrogen is burned in the air or oxygen produces water.

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