Chemistry Christmas

3. This element, with the symbol "Ba," is used in some types of fireworks, creating bright green colors.
4. This element, with the symbol "Kr," is used in certain types of decorative lights for its bright white light.
6. A rare earth element with the symbol "Ho," found in some red and green Christmas decorations.
8. A transition metal with the symbol "Cu," commonly used to make festive ornaments and decorations.
9. A noble gas with the symbol "Ne," often used in colorful signs and decorations.
11. A metal with the symbol "Au," associated with the color of bells and decorations.
12. A metal with the symbol "Ag," commonly used to create shiny tinsel and ornaments.

1. This element, with the symbol "Al," is used in the production of foil for wrapping holiday leftovers.
2. This element, with the symbol "Kr," is used in the production of Christmas tree lights for its red glow.
5. A halogen with the symbol "Br," used in flame retardants for Christmas trees.
7. This element, with the symbol "C," is the foundation of all organic compounds and is found in the structure of all living things.
10. A non-metal with the symbol "O," essential for the combustion of candles and creating warmth.