Chemistry, asked by ananya7088, 4 months ago

can someone please answer it and please don't give irrelevant answers

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Answered by saniyaray630

1

Answer:

1. calcium and oxygen

lead and oxygen

lead and sulphur

copper and sulphur

iron and sulphur

2. 2, zinc and sulphur

2 nitrogen and hydrogen

3, hydrogen- sulphur-oxygen

2, hydrogen and chlorine

2, sodium and chlorine

Explanation:

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