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State whether the following statement is...

State whether the following statement is True' or False'. If false, write the correct statement for the same.
Atomic number is the number of protons or electrons present in the nucleus .

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CHETANA PUBLICATION-Periodic Classifications of ELements-EXAMPLE
  1. State whether the following statement is True' or False'. If false, wr...

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  2. Eka-aluminium was discovered are and named as gallium(Ga)

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  3. State whether the following statement is True' or False'. If false, wr...

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  4. State whether the following statement is True' or False'. If false, wr...

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  5. State whether the following statement is True' or False'. If false, wr...

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  6. State whether the following statement is True' or False'. If false, wr...

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  7. State whether the following statement is True' or False'. If false, wr...

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  8. State whether the following statement is True' or False'. If false, wr...

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  9. State whether the following statement is True' or False'. If false, wr...

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  10. State whether the following statement is True' or False'. If false, wr...

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  11. The atom having the smallest size.

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  12. The atom having the smallest atomic mass .

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  13. The most electronegative atom

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  14. The noble gas with the smallest atomic radius

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  15. The most reactive nonmetal

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  16. The group with valency zero

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  17. The family of non-metals having valency one .

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  18. The family of metals having valency one .

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  19. The family of metals having valency two

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  20. The metalloids in the second and third periods

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