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by BlastRoom
Three ways to sort reactions by what happens to ions, protons, and electrons.
#chemistry
18 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
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What class best describes AgNO3(aq) + NaCl(aq) → AgCl(s) + NaNO3(aq)?
Which classification fits HCl(aq) + KOH(aq) → KCl(aq) + H2O(l)?
In Mg(s) + 2HCl(aq) → MgCl2(aq) + H2(g), Mg changes from 0 to +2. Which species is oxidized?
Pb(NO3)2(aq) + 2KI(aq) → PbI2(s) + 2KNO3(aq). Which evidence best identifies the reaction class?
What kind of process is shown by Zn(s) + CuSO4(aq) → ZnSO4(aq) + Cu(s)?
For Cl2(g) + 2Br-(aq) → 2Cl-(aq) + Br2(l), chlorine changes from 0 to -1. Which species is reduced?
NH3(aq) + H2O(l) → NH4+(aq) + OH-(aq). Which description best fits the reaction?
Which class best describes BaCl2(aq) + Na2SO4(aq) → BaSO4(s) + 2NaCl(aq)?
In Fe2+(aq) → Fe3+(aq) + e-, what has happened to iron?
H2SO4(aq) + 2NaOH(aq) → Na2SO4(aq) + 2H2O(l). What reaction class is shown?
In 2Al(s) + 3Cu2+(aq) → 2Al3+(aq) + 3Cu(s), which half-change is reduction?
Which observation would best support classifying a reaction as precipitation rather than acid-base or oxidation-reduction?
For O2(g) + 4e- → 2O2-, what statement identifies the electron change?
CH3COOH(aq) + H2O(l) ⇌ CH3COO-(aq) + H3O+(aq). What evidence identifies the class?
Which classification is most appropriate for 2Na(s) + Cl2(g) → 2NaCl(s)?
What class best describes Ca(NO3)2(aq) + Na2CO3(aq) → CaCO3(s) + 2NaNO3(aq)?
In MnO4-(aq) → Mn2+(aq), manganese changes from +7 to +2. What happened to manganese?
HSO4-(aq) + H2O(l) ⇌ SO42-(aq) + H3O+(aq). Which statement classifies the reaction?
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Molar Mass Calculations
40 questions
