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.
A solution of hydrofluoric acid is added to a suspension of aluminum hydroxide.
Model Answer
HF + Al(OH)3 → Al3+ + F– + H2O
Sodium iodide solution is added to a hydrogen peroxide solution.
Model Answer
I– + H2O2 I2 + H2O // H2O2 → H2O + O2 (cat: I–)
Solutions of mercury(I) nitrate and hydrochloric acid are mixed.
Model Answer
Hg22+ + Cl– Hg2Cl2
Solid sodium sulfide is added to water.
Model Answer
Na2S + H2O HS– + 2 Na+ + OH– → H2S + OH– + Na+
Nitrogen dioxide is bubbled into water.
Model Answer
NO2 + H2O H+ + NO3 – + HNO2 or NO2 – + H+
1,6-hexanedioic acid chloride is reacted with 1,6-hexanediamine.
Model Answer
Cl–CO(CH2)4COCl + H2N(CH2)6NH2 → –(OC(CH2)6CONH(CH2)6NH)x – + HCl