Across
- 2. The lowest part, fundation, or support of an object
- 3. The electrons located in the outermost electron shell (or energy level) of an atom
- 7. Fluid, melted, and molten
- 8. An atom with an electric charge
- 12. A subatomic particle with a positive electrical charge
- 13. Firm, hard, stable, dense, and substantial
- 14. They occupy the same vertical column (numbered 1–18) on the periodic table.
- 15. A solid that can dissolve in a solvent.
- 16. A state of matter with neither fixed volume nor fixed shape
- 18. Subatomic particles found inside the nucleus of every atom
- 21. Blend, combination, compound, amalgam, and mix
- 22. A chemical bond that involves the sharing of electrons to form electron pairs between atoms
- 25. The total mass of a single atom, primarily determined by summing its protons and neutrons
- 26. Component, constituent, factor, ingredient, part, unit, and feature
- 27. Solid, liquid, gas, plasma, beam, Bose-Einstein condensate (BEC), and thought wave
- 29. They dissolve other substances without changing the chemical composition of the solute.
- 30. Dissolvable, dissoluble, and dispersible
- 31. A subatomic particle that is found in all atoms.
Down
- 1. Used in laboratories to verify the purity of a compound.
- 4. A sour-tasting substance that releases H+ions in water
- 5. Saturation temperature
- 6. Pure substance made of two or more different elements chemically bonded together in a fixed ratio
- 9. Consisting of parts that are diverse, dissimilar, or not alike
- 10. One whose composition is uniform throughout the mixture.
- 11. Something that binds or restrains
- 17. A system for arranging the chemical elements.
- 19. The command and control center of a eukaryotic cell, acting as its "brain"
- 20. The number of protons found in the nucleus of an atom
- 23. of hydrogen
- 24. A horizontal row in the periodic table of elements
- 28. The smallest, fundamental unit of ordinary matter that retains the chemical properties of an element