Acids and bases
what is the definition of a base?
a proton acceptor, must contain a lone pair of electrons that can be donated to form a new bond. May be neutral or have a negative charge.
What is the definition of Chemical Equation?
symbolic representation of a chemical reaction, will show the same number of each type of atom on each side of the equation.
What is a molecular compound?
A compound that is composed of molecules, two or more non-metals
3 common strong bases
-⁻OH (hydroxide)
- KOH (potassium hydroxide)
- NaOH (sodium hydroxide)
Is this equation balanced? __CaO + __H₂O --> __Ca(OH)₂
yes it is
What is the physical state of a molecular compound?
Solid, liquid, or gas
an acid-base reaction that produces a salt and water as products is know as?
neutralization reaction
Is this equation balanced?__Al₂(SO₄)₃ + __Ca(OH)₂ --> __Al(OH)₃ + __CaSO₄
no it is not.
Is NaCl an ionic or a molecular compound?
ionic
What is a PH scale?
a scale from 1 to 14 where 1 to 6 is acidic and 8 to 14 is basic
balance this equation: __Na + __MgF₂ --> __NaF + __Mg
2, 1, 2, 1
Is N2O an ionic or a molecular compound?
molecular compound
5 Common strong acids
- HI (Hydroiodic acid)
- HBr (Hydrobromic acid)
- HCl (Hydrochloric acid)
- H₂SO₄ (Sulpheric acid)
- HNO₃ (Nitric acid)
balance this equation: __Al + __Cu(NO₃)₂ --> __Cu + __Al(NO₃)₃
2, 3, 3, 2
What is the charge for Group 3A ions?
+3