Chemistry, asked by princysabraham5372, 9 months ago

Write out the first 20 element sybols atomic number mass number and neutron numbers

Answers

Answered by blakeolevv
0

Answer:

1st 20 elements

  1. hydrogen
  2. helium
  3. lithium
  4. beryllium
  5. boron
  6. carbon
  7. nitrogen
  8. oxygen
  9. fluorine
  10. neon
  11. sodium
  12. magnesium
  13. aluminum
  14. silicon
  15. phosphorus
  16. sulphur
  17. chlorine
  18. argon
  19. potassium
  20. calcium

pls mark it as brainliest..

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