Ch. 2.1 and 2.2 Vocabulary

Bonds formed between a hydrogen atom and an oxygen or nitrogen atom of a neighboring molecule

• Hydrogen bonds

• Ionic bonds

• Covalent bonds

• Chemical bonds

Number of protons in the nucleus of an atom

• Isotope

• Atomic number

• Atomic mass

• Element

Compound that releases H+ ions into a solution

• Isotope

• Acid

• Base

• Buffer

Weak acid or base that can prevent sharp changes in pH

• Base

• Acid

• Buffer

• Isotope

Uneven distribution of charges in a molecule

• Polarity

• Proton

• Cohesion

• Adhesion

Attraction of molecules of different substances

• Polarity

• Cohesion

• Adhesion

• Isotope

A substance that is dissolved in a solution.

• Isotope

• Element

• Solute

• Solvent

Dissolving substance in a solution

• Solute

• Solvent

• Polarity

• Element

Number of protons and neutrons in the nucleus of an atom

• Atomic number

• Atomic mass

• Nucleus

• Isotope

Tags

NGSS.HS-PS1-8

Neutral charged subatomic particle bound to protons in the nucleus

• Electron

• Proton

• Atom

• Neutron

Tags

NGSS.HS-PS1-8