Periodic table

3. This element is the lightest element on the lightest element on the table and can be used for rocket fuel when combined with other elements.
5. This element's atomic number is 18 and is a noble gas
8. This element's atomic number is 6 and is used for fuel.
12. This element has an electron shell configuration of 2,8,5 and is often used for pyrotechnics and red safety matches
13. This element's symbol are two letters that are not found in thu=is elements name and it is one of the elements in the compound for salt.
16. This element is a metal and is used to make foil.
17. This element has an electron shell configuration of 2,8,7 and is added to drinking water to make it safer.
18. This element is a non-metal and it is used to create gas-filled lights.
20. This element is a non-metal and it is what we breathe

1. This element is the lightest element out of all the meteoroids and is commonly taken by people as medicine.
2. This element in found in group 16 and is used in black gunpowder and detergent.
4. This element has an electron shell configuration of 2,8,2 and is a common antacid for heartburn.
6. This element is found in group 18 and when inhaled can make your voice higher.
7. This element is fund in period 2 and is used to treat manic episodes for bipolr disorder.
9. This element can be found in group 2 and is one of the lightest metals
10. This element's symbol is the first letter of its name and is the favourite element of dentists.
11. This element's symbol is a letter that is not found in its name and the element is commonly found in bananas
14. This element's symbol is the first 2 letters off its name and is what helps keep bones strong.
15. This element is a metalloid found in group 14 and is often labelled as one of the most useful elements of all time.
19. This element is found in period 1 and is used in explosives.