Упр.9 Appendix 2 Chemistry 2020 ГДЗ Enjoy English 11 класс

Work in pairs. Complete labeling the pictures with the words from the box.

• symbol of the element
• periodic table of the elements
• neutron
• proton
• atom
• molecule
• electron
• atomic number
• atomic nucleus

1. symbol of the element

2. periodic table of the elements

3. neutron

4. proton

5. atom

6. molecule

7. electron

8. atomic number

9. atomic nucleus