Question

The bandgap of a single material photocatalyst, being greater than the potential window corresponding to the electrolysis of water, is a sufficient condition for it to be used for the electrolysis of water. Is true or false

Answer 1

No. Compound name Molecular formula Molar mass

(g/mol) Density

Range of concentration

1

Acetaldehyde

C2H4O 44.053 0-30% (18°C)

2

Acetamide

C2H5NO 59.068 0-6% (15°C)

3

Acetic acid

CH3COOH 60.052 0-100% (20°C)

4

Acetone

C3H6O 58.080 0-100% (20°C)

5

Acetonitrile

C2H3N 41.053 0-16% (15°C)

6

Aluminium chloride

AlCl3 133.33 0-40% (15°C)

7

Aluminium nitrate

Al(NO3)3 212.994 -

8

Aluminium sulfate

Al2(SO4)3 342.132 0-26% (15°C)

9

Ammonia

NH3 17.031 0-30% (20°C)

10

Ammonium acetate

CH3COONH4 77.083 0-45% (25°C)

11

Ammonium carbonate

(NH4)2CO3 96.086 -

12

Ammonium chloride

NH4Cl 53.49 0-24% (20°C)

13

Ammonium dichromate

(NH4)2Cr2O7 252.063 0-20% (12°C)

14

Ammonium hydroxide

NH4OH 35.046 0-62% (20°C)

15

Ammonium nitrate

NH4NO3 80.043 0-50% (20°C)

16

Ammonium oxalate

(NH4)2C2O4 124.096 -

17

Ammonium sulfate

(NH4)2SO4 132.13 0-50% (20°C)

18

Antimony(III) chloride

SbCl3 228.11 -

19

Antimony(V) chloride

SbCl5 299.01 -

20

Barium chloride

BaCl2