M4 Chemistry Crossword
Across
- 4. The substance that is dissolved in the creation of a solution
- 8. The most reactive metal
- 11. A (disproven) theoretical substance that was thought to be released in combustion
- 14. Electron ______; the energy released when an electron is added to a neutral atom to become negative
- 15. Atomic ______ is equal to half the distance between two nuclei of the same element
- 16. A chemical equation that only shows ions that have a change in quantity
- 17. In chemistry, the number 6.02x10^23 is named after this physicist
- 19. A branch of chemistry that studies the quantities of different substances in chemical reactions
- 21. C6H12O6
- 24. The number of moles of a substance per litre of a solution
- 25. The point in a titration at which the indicator changes colour
- 26. Substance with a loosely attached water molecule
- 27. A reaction in which two or more substances react to form one new compound
- 29. Negatively charged particle
- 30. The 17th group in the periodic table
- 31. The currently accepted model of the atom
- 33. Type of chemical reaction that involves the absorption of heat
- 34. A substance that has lost an electron
Down
- 1. A(n) ______ of an element contains 6.02x10^23 atoms
- 2. A reaction in which a compound breaks down into the two or more substances that formed it
- 3. Formula for a compound using the lowest possible ratio of ions present
- 5. Strong intermolecular bonds
- 6. Name for an element that occurs in nature as a gas, with 2 atoms joined
- 7. Name for CH3COO
- 9. There are several of these in every sublevel of an atom
- 10. Occurs when a nucleus absorbs a neutron and splits into two nuclei
- 12. A proton donor
- 13. Compound containing an O2 molecule
- 18. Subscript in a chemical equation that denotes a solution
- 19. Used to measure the absorbance of light of a substance
- 20. A reaction involving a change in the oxidation number of atoms
- 22. Weak intermolecular dispersion forces
- 23. A positively charged ion
- 26. Ion that is present in every base
- 28. A charged atom
- 32. In quantum mechanics, the name for a He^2+ particle