chemistry

• what is the difference between atoms and ions?

  Atoms are neutral particles with an equal number of protons and electrons, while ions are charged particles with an unequal number of protons and electrons.
• what is a cation?

  positive ion, loses e-
• What is an anion?

  negative ion, gains e-
• what is a precipitate?


  A solid formed during a chemical reaction.
• what is an aqueous solution?

  A solution in which water is the solvent.
• what is a displacement reaction?


  A chemical reaction where one element is replaced by another element in a compound.
• what is a precipitation reaction?


  A reaction in which a solid forms from the mixing of two aqueous solutions.
• what type of bonding happens within a water molecule

  polar covalent (uneven sharing)
• what type of bond happens between water molecules

  hydrogen bonding
• what is a solute, solvent and solution?

  Solute: Substance being dissolved. Solvent: Substance doing the dissolving. Solution: Homogeneous mixture of solute and solvent.