8th Revision 22-23 Part 2

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Across
  1. 2. What is the process by which liquid is converted to gas?
  2. 4. the substance that dissolves in a solution.
  3. 9. What is the process by which solid is converted to liquid?
  4. 10. The substance in which the solute dissolves.
  5. 11. element symbol has a number above it on periodic table.
  6. 12. Water is a __________.
  7. 13. atomic number = number of ______.
  8. 14. Group 18.
  9. 15. Green plants make their own food in their leaves, but plants also transform energy from the sun into leaves, roots, seeds, and all plant tissues
  10. 17. What is the process by which liquid is converted to solid?
Down
  1. 1. vertical column of the periodic table.
  2. 2. Hydrogen is an ______.
  3. 3. NaCl is a _____.
  4. 5. made up of two or more different substances which are mixed but are not combined chemically and do not lose their own physical properties.
  5. 6. element symbol has a number below it on periodic table.
  6. 7. How many diatomic elements are there?
  7. 8. horizontal row of the periodical table.
  8. 16. Oil and water is an example for _____ liquid.