Write net equations for each of the reactions below. Use appropriate ionic and molecular formulas an — Descriptive Chemistry Chemistry Question
Problem Context
Write net equations for each of the reactions below. Use appropriate ionic and molecular formulas and omit formulas for all ions or molecules that do not take part in a reaction. Write structural formulas for all organic substances. You need not balance the equations.
Chlorine gas is bubbled through cold aqueous sodium hydroxide.
Model Answer
Cl2(g) + OH–(aq) → OCl–(aq) + Cl–(aq) + H2O(l)
Solid calcium carbonate is roasted.
Model Answer
CaCO3(s) → CaO(s) + CO2(g)
Solutions of iron(III) nitrate and potassium thiocyanate are mixed.
Model Answer
Fe3+(aq) + SCN–(aq) → Fe(SCN2+(aq)
Ethyl formate (ethyl methanoate) is heated with aqueous potassium hydroxide.
Nitrous oxide (dinitrogen monoxide) is heated with solid sodium amide.
Model Answer
NaNH2(s) + N2O(g) → NaN3(s) + NaOH(s) + NH3(g)
Boron-10 captures a neutron to produce an alpha particle and another species.
Model Answer
10B + 1n → 4He + 7Li