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CHEM 200 CHAP 7: Classifying Chemical Reactions Dr. Bancroft ZnCl2 (aq) + (NH)2SO4 (aq) → _ZnSO4 (aq) + 2NH.CI (aq) Total Ionic: Circle one: • Redox: Combination • Redox: Decomposition • Redox: Single Replacement • DD: Precipitation • DD: Acid-Base • No Reaction Occurs Net lonic: 2 H2 (g) + 2 H20 (1) Total Ionic: Circle one: • Redox: Combination • Redox: Decomposition • Redox: Single Replacement • DD: Precipitation • DD: Acid-Base • No Reaction Occurs Net Ionic: Na2CO3(aq) + 2 HNO (aq) → 2 NaNO3(aq) + CO. (®) + H20 (1) Total Ionic: Circle one: • Redox: Combination • Redox: Decomposition • Redox: Single Replacement DD: Precipitation • DD: Acid-Base • No Reaction Occurs Net Ionic:

Answer 1

1 Pb (NO2), (ar) + Li₂S (ar) Pbs (5) +2 LiNO, (az) Total ionic: Pb2tas) + 2NO3 (az) +241 tag) + 3 (ag) Pbs (s) +241 + (as) + 2NO3 (99) Net Ionic: Pb2a4) + s (ar) - PbS(s) (Precipitation reaction) This is not sudation Reduction reaction oniditing Pedral Redueing agent not found to this reaction. # Nag con (as) + 2HNO3 (22) 2a NO₃(az) + CO₂ (g) + ( ) Total ionic: Natiar) + concas) + 2Ht/g) + 2Nolar) 2Na+ (ar) + 2NO(98) + CO₂(g) + 1400 e Net ionica cozing) + 214+ (ar) → Colg) + H2O ce This in Acid-Base reaction As thior not Redox reaction, som * Dero 2H219) + Oig 2H20le) Total ronic 24219) +0g (9) → 2H20le net renici 2H₂ (9) + 0219 2 Hoores This is conno Redox and contination reaction onidizing agent: Oorg Element oxidized: Hel g) Reducing agent: H₂ (9) Element Reduced: Ogrg) +1-2

# znelo (az) + (NH) Sonar) → ZnSO4(22) + 2Nad(as) 2- Total Ionici Zn2+ r) + 2el (ar) + 2N119 (ar) + sou cer) zn 24 22) + sou pe) + 2NH4+ (ar) + 2 el pr) No Reaction occurs.