Download App

Metallurgy — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryMetallurgy2 Marks
Question
Give the basic requirement for vapour phase refining.
✓

Answer

The two requirements for vapour phase refining are:
  1. The metal should form a volatile compound with a suitable reagent.
  2. The volatile compound is decomposed to give the pure metal.

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 "[ 2 Marks Questions ]" from Metallurgy→Metallurgy — all question types→Chemistry STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

What is the role of Limestone in the extraction of iron from its oxide $Fe _2 O _3$ ?
→
Ether are miscible with water. Justify this statement.
→
Define – Standard electrode potential.
→
Draw the structure of $PCl_3$
→
Why is glass considered as super cooled liquid?
→
What is Gangue?
→
Out of acetophenone and benzophenone, which one will give iodoform test? Write the reaction involved. (The compound should have $CH _3 CO$ group to show the iodoform test).
→
What is the reason for the stability of colloidal sols?
→
Heat of adsorption is greater for chemisorptions than physisorption. Why?
→
What is coordination entity? Give example.
→