International Scholarly Research Notices / 2012 / Article / Tab 1

Research Article

Ag(I) Catalyzed Grafting of Acrylonitrile onto Gum Arabic by Ce(IV) in H 2 S O 4 Medium: A Kinetic Study

Table 1

Comparison of rate of oxidation and rate of grafting.

System 𝑅 o x i × 1 0 3 𝑅 g × 1 0 5

GA + Ce(IV)5.00
GA + Ce(IV) + Ag(I)5.50
AN + Ce(IV)4.50Nil
AN + Ce(IV) + Ag(I)5.25Nil
GA + AN + Ce(IV)5.505.80
GA + AN + Ce(IV) + Ag(I)6.0010.5

[ A g ( I ) ] = 1 . 0 0 × 1 0 2  M, [ C e ( I V ) ] = 5 . 0 0 × 1 0 3  M, [ H 2 S O 4 ] = 0 . 1  M,
[ A N ] = 4 . 0 0 × 1 0 2  M, [ G A ] = 1 0 × 1 0 2 %(w/v), Temp = 313 K.

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