Surface Chemistry

Which from following techniques is used for preliminary confirmation of nanoparticles?

Identify dispersed phase and dispersion medium in cheese.

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What is the value of slope in Freundlich adsorption isotherm $\log \frac{\mathrm{x}}{\mathrm{m}}$ against $\log \mathrm{C}$ ?

Identify one dimensional nanostructure from following.

Which from following is a largest size nanomaterial?

Identify positively charged sol from the following.

Identify dispersed phase and dispersion medium in fog respectively.

Which among the following is an example of emulsion?

What type of colloid is the soap lather?

Identify the instrument used to find the structure of surface of material.

Which from following statements is NOT true about absorption?

What type of information is collected using scanning electron microscopy?

Which of the following colloids is NOT a gel?

Which from following catalyst is used in decomposition of \(\mathrm{KCl}_3\) ?

Which of the following ion has greater coagulating power for negatively charged sol?

Which of the following gases is readily adsorbed by solid adsorbent?

Which from following nanomaterial has one dimension less than \(100 \mathrm{~nm}\) ?

Identify FALSE statement regarding adsorption from following.

Which from following phenomena is inversely proportional with adsorption?

Which from following nanoparticle catalysts is used in photocatalysis?

Identify the catalyst (A) used in following reaction.
\(\mathrm{CO}+\mathrm{H}_2 \mathrm{O} \stackrel{\mathrm{A}}{\rightleftharpoons} \mathrm{CO}_2+\mathrm{H}_2\)

Identify physisorption from following.

Which of the following is positively charged sol?

Which of the following is character of lyophilic colloid?

Identify the last step in wet chemical synthesis of nanomaterial.

What type of following phenomena is NOT exhibited by adsorption?

Which of the following is a first step in mechanism of heterogenous catalysis?

What is the value of intercept on \(y\)-axis when \(\log \frac{x}{m}\) is plotted against \(\log P\) in Freundlich isotherm?

Which of the following statements is true for adsorption?

Which among the following is true for chemisorption?

Identify the correct decreasing order of precipitation power of flocculating ion added, from following.

Which of following statements is correct for physisorption?

Which among the following gases is adsorbed to greater extent at similar conditions of temperature and pressure if the adsorbent remains same?

Which among the following is NOT an example of one-dimensional nanostructure?

Which among the following is a multi-molecular colloid?

Identify negatively charged sol from following.

Which of the following is multimolecular colloid?