a) Answer the following questions by Symbol Number Number Number Disribution of electrons 1 N M of protons of neutrons of electons K He 2 2. 2 2 2 Li 3 4. 3 6 2 4 6 6 Jozo 7 7 2 7 5 8 8 2. 6 8 9 7 10 2 9 F 10 2 % Ne 10 i) Write the atomic numbers of Nitrogen and Helium? m) Write the atomic mass numbers of Oxygen and Fluorine ii) Write the valancies of Carbon and Neon ? iv) Write the nobel gases given in the table.
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Explanation:
The nitrogen atom has an atomic number 7 and oxygen has an atomic number 8.
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The nitrogen atom has an atomic number 7 and oxygen has an atomic number 8.
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