Download App

The d & f Block Elements — Chemistry STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceChemistryThe d & f Block Elements1 Mark
Question
The adsorption of hydrogen by platinum black is called:
✓

Answer

  1. Occlusion
Explanation:
When adsorption happens on metals, it is called occlusion. Occlusion happens on a variety of metals, including iron, platinum and palladium, but hydrogen gas is the only adsorbate.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from The d & f Block Elements→The d & f Block Elements — all question types→Chemistry STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

Formula of sucrose is:
→
For which solution the value of Van't hoff factor is not equal to 1?
→
Pseudo halides in following is:
→
Most copper (I) compounds are found to be colourless. This is due to:
→
Which of the following is heated with iodine and NaOH for the formation of iodoform?
→
Optical rotations of some compounds along with their structures are given below which of them have D configuration.
→
$\left[ Co \left( NH _3\right)_4\left( NO _2\right)_2\right] Cl$ shows :
→
Which of the following is an acidic amino acid?
→
Bessimarisation is used in the metallurgy of :
→
The first steps of $S_N1$ and $S_N2$ reactions are, respectively$:$
→