Home
Class 10
CHEMISTRY
Define the term 'metallurgy', and fill a...

Define the term 'metallurgy', and fill appropriate terms in the blanks:
The four major steps involved in metallurgy are:
(i)……… of ore.
(ii) Conversation of ore into its ………… .
(iii) Reduction of oxides of ores into …….. .
(iv) .......... of metal.

Text Solution

AI Generated Solution

**Step-by-Step Text Solution:** 1. **Definition of Metallurgy:** Metallurgy is the process of extraction of metals from their ores. It involves various techniques and methods to obtain pure metals from naturally occurring mineral deposits. 2. **Filling in the Blanks:** The four major steps involved in metallurgy are: - (i) **Concentration** of ore. ...
Promotional Banner

Similar Questions

Explore conceptually related problems

Describe the principle involved in each of the following processes of metallurgy : (i) Froth floatation method (ii) Electrolytic refining of metals (iii) Zone refining of metals

Minerals from which metals can be extracted economically and easily are called ores.The extraction of metals from theirs ores involves the following processes. (i)Concentration. (ii)Calcination | roasting | leaching . (iii)Reduction. It is carried out be one of the following methods. Silver is extracted from its native ore by :

Give the appropriate term defined by the statement given : The process by which certain ores, specially carbonates, are converted to oxides in the absence of air.

Give the appropriate term defined by the statements given below : The process by which certain ores, specially carbonates are converted to oxide in the absence of air.

Minerals from which metals can be extracted economically and easily are called ores.The extraction of metals from theirs ores involves the following processes. (i)Concentration. (ii)Calcination | roasting | leaching . (iii)Reduction. It is carried out be one of the following methods. Which of the following is not correctly matched ?

Write the role of : (i) NaCn in the extraction of gold from its ore. (ii) Cryolite in the extraction of aluminium from pure alumina. (iii) Co in the purification of Nickel.

Minerals from which metals can be extracted economically and easily are called ores.The extraction of metals from theirs ores involves the following processes. (i)Concentration. (ii)Calcination | roasting | leaching . (iii)Reduction. It is carried out be one of the following methods. Which of the following reactions reactions does not occur in Bessemer converter in the extraction of copper from chalcopyrites ?

From the list of term given, choose the most appropriate term to match the given desciption : [clacination, roasting, pulverisation, emrlting] - (i) Crushing of the ore into a fine powder. (ii) Heating of the ore in the absence of air to a high temperature.

Explain the role of each of the following in the extraction of metals from their ores : (i) CO in the extraction of nickel. (ii) Zinc in the extraction of silver. (iii) Silica in the extraction of copper.

Fill in the blanks by choosing the appropriate option. The noble gases can form compounds with (i) and (ii) . The mixture of (iii) and (iv) is used for respiration by divers.