Flashcards
Vocabulary
Cards in this deck (18)
- 1Atomsmallest unit of matter with chemical properties
- 2Elementall atoms with the same chemical properties
- 3Molecule2 or more atoms bonded together
- 4Ionany charged atom or molecules
- 5Atomic Numbersnumber of protons in the nucleus
- 6Atomic Weighttotal count of protons and neutrons in a nucleus
- 7Isotopeany element that's a variation on atomic weight (change in neutron count)
- 8Valenceelectrons involved in chemical bonding
- 9Electronegativitythe tendency for any atom (of an element) to draw electrons towards it in a covalent bond
- 10Apolarany covalent molecule that has an even electron distribution (even charge distribution)
- 11Polar Moleculeany covalent molecule that has an uneven electron distribution (uneven charge distribution)
- 12Solutionone chemical/substance that is dissolved into another
- 13Solventthe liquid that is doing the dissolving (has something being dissolved into it)
- 14Solutethe solid or liquid being dissolved
- 15Hydrogen Bondsweak ionic traction between 2 polar molecules
- 16Acidany molecule that tends to release a proton in a water solution
- 17Baseany molecule that absorbs a proton in a water solution
- 18PH Scale(Potential Hydrogen) Scale = a device or tool for expressing the relative acidity of a solution
