Chemistry 11

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Across
  1. 2. This Quantum number describes the orientation of the electron-wave in space
  2. 5. To whom uncertainty principle said that " It is impossible to determine the exact position, velocity etc. of an electron at the same time
  3. 6. "The maximum number of valence electron for any atom is equal to eight"
  4. 7. abbreviation/ representation of the identity of the elements consisting a compound
  5. 8. Describes each electron completely in an atom
  6. 10. chemical elements found in Group 1 of the periodic table
  7. 11. " All matter exhibits wave character"
  8. 12. a bond formed by shaving off electrons, between two non-metals
  9. 15. elements having a partially filled d or f subshell in any common oxidation state
  10. 19. Electrically charged particle
  11. 20. Also called Orbital, This quantum number describes the shape of electron waves
  12. 21. a group in the periodic table consisting of five chemically related elements
  13. 23. This quantum number describes the energy and the distance of the electron from the nucleus
  14. 24. gas All of the elements in Group Zero
  15. 25. a bond formed by transfer of electrons from metal to non-metal
  16. 26. Change in energy when a neutral atom gains electron
  17. 29. atoms or radicals which are a group of atoms, that have gained electrons.
  18. 30. Base Formers
Down
  1. 1. Particles involved in chemical reaction
  2. 3. Joining of two atoms in a stable arrangements
  3. 4. The best formula because it shows the types and number of bonds and orientations of the atom
  4. 9. Do not React
  5. 13. an electron that is associated with an atom, and that can participate in the formation of a chemical bond
  6. 14. A unit consistency of two or more atoms covalently bonded with one another, which behave as one unit
  7. 16. Energy requirement for losing election
  8. 17. the devising or choosing of names for things, especially in a science or other discipline.
  9. 18. This Quantum number describes the direction of the electron spin
  10. 22. It gives the smallest whole numbered ratio of the elements present in a compound
  11. 27. a positively charged ion, i.e., one that would be attracted to the cathode in electrolysis.
  12. 28. Acid Formers