Question

Column A Column B (a) N (b) Na 1. A molecule of an element 2. A molecule of a compound, 3. An atom of a metal, 4. An atom of a non-metal 5. A substance containing same type of atoms, 6. A substance in which different elements combine in a fixed ratio (C) N2 (d) NHA (e) compound () element ANSWER THE FOLLOWING QUESTIONS : 1. What substance is made of only one kind of atoms ? 2. Name two gaseous elements, 3. When two or more elements combine in a fixed ratio then what is the resultant p 4. Name the scientist who introduced the modern system of naming elements, 5. Name one tetraatomic molecule, 3. Define atomicity​

Answer 1

Answer:

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Explanation:

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