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What is an atom ?...

What is an atom ?

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An atom is the smallest particle of an element which retains its chemical identity in all physical and chemical changes.
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NAVNEET PUBLICATION-INSIDE THE ATOM-QUESTION BANK
  1. What is meant by matter ?

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  2. What is an atom ?

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  3. What is the smallest unit of matter ?

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  4. Rewrite the sentence after filling the blank: Electron, proton, neutro...

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  5. Rewrite the sentence after filling the blank: An electron carries a---...

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  6. Rewrite the sentence after filling the blank: The electron shell-----i...

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  7. Rewrite the sentence after filling the blank: The electronic configura...

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  8. Rewrite the sentence after filling the blank: The valency of hydrogen ...

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  9. Rewrite the sentence after filling the blank: An atom is electrically-...

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  10. Rewrite the sentence after filling the blank: Except hydrogen, the nuc...

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  11. Rewrite the sentence after filling the blank: "6^12C,-----and-----are ...

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  12. Rewrite the sentence after filling the blank: An atom has 11 protons a...

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  13. Rewrite the sentence after filling the blank: The element-----has two ...

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  14. Rewrite the sentence after filling the blank: Isotopes of the element ...

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  15. Rewrite the sentence after filling the blank: Electrons must absorb---...

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  16. Rewrite the sentence after filling the blank: -----discovered the elec...

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  17. Rewrite the sentence after filling the blank: alpha-particles have----...

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  18. Rewrite the sentence after filling the blank: Electrons revolve around...

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  19. Rewrite the sentence after filling the blank: The shell-wise distribut...

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  20. Rewrite the sentence after filling the blank: Democritus termed the sm...

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