Reductants ☀️(Oxidized From)

Question 1

C - Appearance and reduced form (+ appearance post-reduction)?

Answer 1

C — black solid // CO2 — colorless gas

Question 2

H2 - Appearance and reduced form (+ appearance post-reduction)?

Answer 2

H2 — colorless gas // H+ — clear, colorless

Question 3

SO2 - Appearance and reduced form (+ appearance post-reduction)?

Answer 3

SO2 — smelly, choking gas // SO42- — clear, colorless

Question 4

SO32- - Appearance and reduced form (+ appearance post-reduction)?

Answer 4

SO32- — clear, colorless // SO42- — clear, colorless

Question 5

HSO3- - Appearance and reduced form (+ appearance post-reduction)?

Answer 5

HSO3- — clear, colorless // SO42- — clear, colorless

Question 6

H2O2 - Appearance and reduced form (+ appearance post-reduction)?

Answer 6

H2O2 — clear, colorless // O2 — clear, colorless

Question 7

Fe2+ - Appearance and reduced form (+ appearance post-reduction)?

Answer 7

Fe2+ — green solution // Fe3+ — orange solution

Question 8

Fe - Appearance and reduced form (+ appearance post-reduction)?

Answer 8

Fe — dark silver solution // Fe2+ — green solution

Question 9

Cu - Appearance and reduced form (+ appearance post-reduction)?

Answer 9

Cu — pinkish solid // Cu2+ — blue solution

Question 10

Br- - Appearance and reduced form (+ appearance post-reduction)?

Answer 10

Br- — clear, colorless // Br2 — orange solution

Question 11

I- - Appearance and reduced form (+ appearance post-reduction)?

Answer 11

I- —clear, colorless // I2 — brown/yellow solution

Question 12

Zn - Appearance and reduced form (+ appearance post-reduction)?

Answer 12

Zn —silvery // Zn2+ — colorless

Question 13

Mg - Appearance and reduced form (+ appearance post-reduction)?

Answer 13

Mg —silvery // Mg2+ — colorless

Question 14

H2S - Appearance and reduced form (+ appearance post-reduction)?

Answer 14

H2S — clear, colorless // S — yellow solution, 2H+ — clear, colorless