Tables at a glance

Table 1

Figures at a glance

Comments

Figure 1a

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Figure 1b

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Figure 1c

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Figure 2

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Figure 3

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Figure 4

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Figure 5

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Figure 6

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Figure 7

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Figure 8

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Figure 9

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Figure 10

Table 1

Parameters	Methyl orange	Congo red
Synonym	54
7-58-0 Orange III	Direct red 28
Molecular Weight	327.33g/mol	696.665g/mol
Molecular formula	C14H14N3O3SNa	C32H22N6Na2O6S2
Type	Acid dye	Acid-Basic Indicator
λmax	460-470 nm	497-498 nm
Solubility in water	Soluble	Soluble

Table 1: Materials utilized to synthesize PPGs

FIGURE 1

Figure 1: XRD Patterns for the Mg1-xCoxFe2O4 system sintered at 6000C (0= x =1)

FIGURE 1(B)

FIGURE 1(C)

FIGURE 2

Figure 2: (a) Scanning electron micrograph (b) Transmission electron micrograph (c) SAED pattern for Mg0.5Co0.5Fe2O4 sintered at 600慢

FIGURE 3

Figure 3: Effect of irradiation time on Methyl Orange dye

FIGURE 4

Figure 4: Effect of irradiation time on Congo red dye

FIGURE 5

Figure 5: Effect of catalyst dose on the (a) apparent rate constant of reaction (b) PDE %, at conditions: cat. dose = (0.5-2.5) g/100mL, methyl orange dye conc.= 30 ppm, initial pH of solution= 5.5 and T= 303K

FIGURE 6

Figure 6: Effect of catalyst dose on the (a) apparent rate constant of reaction (b) PDE %, at conditions: cat. Dose = (0.5-2.5) g/100mL, Congo red dye conc.= 30 ppm, initial pH of solution= 5.5 and T= 303K

FIGURE 7

Figure 7: Effect reuse of catalyst at conditions: dose (2.0) g/100mL, conc.= 30 ppm, initial pH of solution= 5.5 and T= 303K for Methyl orange dye

FIGURE 8

Figure 8: Effect reuse of catalyst at conditions: dose (2.0) g/100mL, conc. = 30 ppm, initial pH of solution= 5.5 and T= 303K for Congo red dye

FIGURE 9

FIGURE 10