VCE Chemistry Unit 1 & 2
Formula Sheet
How to use this sheet: This formula sheet serves as a collaboration of
all of the chemical formulas covered in Units 1 & 2, for revision purposes only.
Please note that this CANNOT be taken into exams.
m
The horizontal line corresponds to division; the vertical line corresponds to multiplication. P"
n NA n C V Ci Vi Dilu*on Cf Vf OR Cf Vf © The
Zen
Ci#############Vi#
n number of moles (mol) Mr Molar mass (g/mol) N number of par%cles n number of moles (mol) NA Avogadro’s number =6.02 x 1023 par%cles per mol n number of moles (mol) C Concentra%on, in mol/L or molar (M) V Volume, in Litres (L) Ci Ini%al concentra%on Vi Ini%al volume Cf Final concentra%on Vf Final volume o f C h e m i s t r y 2 0 1 5.
Purchase
Reac%ons of acids mass of substance, in grams (g) Ci Vi T"
Precipita%on Combus%on Reac%ons Reac%ons N m Common Reac*on Types Mr R"
For more information on how to use equation shapes, please visit our website
at: www.zenofchemistry.com/blog/chemistry-equations-made-easy
pH = -­‐log10[H+] OR +
[H ] = 10-­‐pH Acids & Bases n n"
[H+] Hydrogen ion concentra%on, in mol/L or molar (M) [OH-­‐] Hydroxide ion concentra%on, in mol/L or molar (M) 10-­‐14 [H+] REDOX The Mole Avogadro’s Law Concentra*on m Cf#########Vf#
#
n" Mr"
www.zenofchemistry.com
V"
[OH-­‐] AN OIL / RIG CAT •Oxida*on is the Loss of electrons •Oxida*on occurs at the ANode •Reduc*on is the Gain of electrons •Reduc*on occurs at the CAThode additional
copies
at
www.zenofchemistry.com
OR n R P Specific Heat Capacity T T V V Volume, in Litres (L) n Number of moles (mol) R Universal Gas Constant, 8.31 J/K.mol T Temperature, in kelvin (K) Energy, in Joules (J) E E = m c ΔT OR E m c ΔT Note: The specific heat capacity of water (c) is 4.184 J/g.°C m Mass, in grams (g) c Specific heat capacity, in J/g.°C ΔT Change in Temperature, in K or °C V n Vm C’s 1 2 3 4 5 +1 +2 +3 H+ Magnesium Mg2+ Lithium Li+ Calcium Sodium Na+ Barium Potassium K+ Silver (I) Ag+ Ammonium Cu+ Aluminium -­‐1 Fluoride F-­‐ Ca2+ Chloride Cl-­‐ Ba2+ Bromide Br-­‐ Iodide I-­‐ Hydroxide OH-­‐ Chromium (III) Al3+ kPa X 100 ÷ 100 Prefix hex hept oct non dec Cr3+ Oxide -­‐3 O2-­‐ Mercury (II) Hg2+ Nickel (II) Ni2+ Nitrite NO2-­‐ Lead (II) Pb2+ Nitrate NO3-­‐ Zinc (II) Zn2+ Hydrogen sulfide HS-­‐ Sulfide S2-­‐ Copper (II) Cu2+ Hydrogen sulfite HSO3-­‐ Sulfite SO32-­‐ Iron (II) Fe2+ Iron (III) Fe3+ Hydrogen sulfate HSO4-­‐ Sulfate SO42-­‐ Tin (II) Sn2+ Tin (IV) Sn4+ Hydrogen carbonate HCO3-­‐ Carbonate CO32-­‐ NH4+ Zen
Pa C’s 6 7 8 9 10 -­‐2 Dihydrogen phosphate H2PO4-­‐ Hydrogen phosphate HPO42-­‐ Permanganate MnO4-­‐ Chromate CrO42-­‐ Acetate CH3COO-­‐ © The
Litres per mol Anions Hydrogen Copper (I) Molar Volume, in atm Prefix meth eth prop but pent Ca*ons Number of moles (mol) (L/mol) K" bar &"273"
n Vm www.zenofchemistry.com/
blog/chemistry-equationsmade-easy/ +"273"
Volume, in Litres (L) mm Hg For more information on
how to use the ideal gas
equation to derive other
gas equations (e.g. Boyle’s
Law, Charles’ Law, etc),
please visit our website at:
°C"
V ÷ 1000 R At SLC (25°C) Vm = 24.5 L/mol X 1000 n P Molar Volume Equa*on V At STP (0°C) Vm = 22.4 L/mol Carbon Chain Length Prefixes Ideal Gas Equa*on P Pressure, in kiloPascals (kPa) o f C h e m i s t r y 2 0 1 5.
Purchase
additional
copies
Nitride N3-­‐ Phosphide P3-­‐ Phosphate PO43-­‐ Dichromate Cr2O72-­‐ at
www.zenofchemistry.com