This task was created to demonstrate the sodium hydroxide properties by interaction with acidic oxides.
equipment: spawners, destroyer, tablet
glassware and items: erlenmeyer flask 250 ml, spatula
solutions: NaOH 1M, HCl 1M, H₂SO₄ 1M
solids: NaOH, NaCl, P₂O₅, CrO₃
indicators: phenolphthalein, methyl orange, litmus
test area (autochecker) label: "Reaction products"