A
B
C
D
Text Solution
Verified by Experts
The correct Answer is:
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
MBD PUBLICATION-GENERAL PRINCIPLES OF ISOLATION OF ELEMENTS-QUESTION BANK
- Furances are lined with calcium oxide because :
Text Solution
|
- The process in which ore is heated in air below its melting point is k...
Text Solution
|
- The metal that is extracted from sea water is :
Text Solution
|
- Extraction of metal from sulphide ore is made by :
Text Solution
|
- Which of the following processes involves the roasting process ?
Text Solution
|
- Corundum is :
Text Solution
|
- Which metal is sometimes found in native state ?
Text Solution
|
- Which elements found in human body :
Text Solution
|
- presence of small impurity usually makes a metal quite hard because th...
Text Solution
|
- The phenomenon in which white transparent crystal changes into white p...
Text Solution
|
- Which substance can be used for drying basic gases :
Text Solution
|
- The cheap and high melting point compound used in furnace lining is :
Text Solution
|
- Which element occurs freely in nature ?
Text Solution
|
- The lightest metal is :
Text Solution
|
- Which of the elements listed below shows allotropic forms?
Text Solution
|
- The most malleable metal is :
Text Solution
|
- Concentration of the ore is done :
Text Solution
|
- The purpose of smelting of an ore is :
Text Solution
|
- Calcination of an ore means :
Text Solution
|
- The metal used in storage batteries is :
Text Solution
|