PERIODIC TABLE

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Across
  1. 4. What is meaning of Cs?
  2. 6. What is meaning of Ru?
  3. 8. What is meaning of Sn?
  4. 9. What is meaning of Rf?
Down
  1. 1. What is meaning of Mc?
  2. 2. What is meaning of Sg?
  3. 3. What is meaning of Os?
  4. 5. What is meaning of Tc?
  5. 7. What is meaning of Co?
  6. 10. What is meaning of O?