1
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

In an adsorption experiment, a graph between $$\log (x / m)$$ versus $$\log p$$ was found to be linear with a slope of $$45^{\circ}$$. The intercept on $$\log (x / m)$$ axis was found to be 0.3010. The amount of gas adsorbed per gram of charcoal under a pressure of $$0.5 \mathrm{~atm}$$ is

A
0.5 g
B
1.0 g
C
1.5 g
D
0.75 g
2
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

Among the following, in which type of chromatography, both stationary and mobile phases are in liquid state?

A
Gas-liquid chromatography
B
Ascending paper chromatography (Partition chromatography)
C
High performance liquid chromatography (HPLC)
D
Thin layer chromatography (TLC)
3
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The protective power of a lyophilic colloidal sol is expressed in terms of

A
critical micelle concentration
B
standard reduction potential
C
gold number
D
oxidation number
4
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

A plot of $$\log (x / m)$$ versus $$\log (p)$$ for adsorption of a gas on a solid gives a straight line with a slope of

A
$$-\log k$$
B
$$\log (1 / n)$$
C
$$\frac{1}{n}$$
D
antilog $$(1 / n)$$
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