Introduction to Chemistry

12345678910
Across
  1. 2. Used to put out fire in the laboratory.
  2. 3. Inform your _____ immediately the moment mercury spill occurs.
  3. 6. The word Chemistry originated from the ____ word 'al-kimiya'.
  4. 7. Used as protection for the body and clothing against chemical spills such as acids, alkalis and organic solvents.
  5. 9. Used for handling chemicals to protect hands from injuries, chemicals or infections.
  6. 10. Reactive metals such as lithium, sodium and potassium are kept in ____ oil to prevent reaction with the moisture in the air.
Down
  1. 1. Specially designed equipment to carry out experiments that release toxic vapours.
  2. 4. Substances that decompose easily in the presence of light such as liquid bromine and liquid chlorine are stored in ____ bottles.
  3. 5. Chemistry is a field of science that studies the structures, properties, compositions and interactions between ______.
  4. 8. Used in preventing dust or splashes of chemicals from getting into the eyes.