Question

3. The periodic table contains a lot of information in it. With the help of that information calculate the number neutrons present in the non-metallic elements of the periodic table.



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Answer 1

Answer:

Explanation:

Within each element square, information on the element's symbol, atomic number, atomic mass, electronegativity, electron configuration, and valence numbers can be found. At the bottom of the periodic table is a two row block of elements that contain the lanthanoids and actinides.

No.of neutrons=Mass no.-Atomic no.

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