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Table 2 Physical-chemical properties of the catalysts

From: Chemicals from ethanol: the acetone synthesis from ethanol employing Ce0.75Zr0.25O2, ZrO2 and Cu/ZnO/Al2O3

Samples

S m2g−1

DB μmolg−1

DA u.a.g−1

δA cm−1

W

M

S 

m-ZrO2

110

73

92

99

184

20

CeZr

123

43

71

103

60

14

CZA

114

14

8

–

~0

–

  1. Specific surface area (S), densities of basic sites (DB, weak, W; medium, M; and strong, S), optical densities of the band at 1445 cm−1 obtained by pyridine adsorption at 25 °C (DA) and the shift values of the 8a mode (δA)