JEE Exam  >  JEE Notes  >  Chapter-wise Tests for JEE Main & Advanced  >  JEE Advanced (Fill in the Blanks): General Principles & Processes of Isolation of Elements

JEE Advanced (Fill in the Blanks): General Principles & Processes of Isolation of Elements | Chapter-wise Tests for JEE Main & Advanced PDF Download

Fill in the Blanks

1. Casseterite is ore of ........... (1980)
 Ans : 
Tin

Solution :  Tin. It is SnO2. [The formula of Casseterite ore in SnO2

 

2. In the thermite process ........ is used as reducing agent. (1980)
 Ans : 
Aluminium

Solution : Fe2O3 + 2Al → Al2O3 + 2Fe + Heat

[Thermite reaction]

 

3. In the basic Bessemer process for the manufacture of steel the lining of the converter is made of ........ . The slag formed consists of ...... (1980)
 Ans : 
Magnesia and lime; Calcium silicate

Solution : NOTE : The lining of corverter is made of magnesia & lime. Slag formed consists of CaSiO3

 

4. In extractive metallurgy of zinc partial fusion of ZnO with coke is called ............... and reduction of the ore to the molten metal is called ............... .
 (smelting, calcining, roasting, sintering) (1988 - 1 Mark)

Ans : sintering, smelting

The document JEE Advanced (Fill in the Blanks): General Principles & Processes of Isolation of Elements | Chapter-wise Tests for JEE Main & Advanced is a part of the JEE Course Chapter-wise Tests for JEE Main & Advanced.
All you need of JEE at this link: JEE
446 docs|930 tests

Top Courses for JEE

Explore Courses for JEE exam

Top Courses for JEE

Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev
Related Searches

past year papers

,

Sample Paper

,

Objective type Questions

,

mock tests for examination

,

Free

,

MCQs

,

JEE Advanced (Fill in the Blanks): General Principles & Processes of Isolation of Elements | Chapter-wise Tests for JEE Main & Advanced

,

shortcuts and tricks

,

Exam

,

Important questions

,

practice quizzes

,

pdf

,

Semester Notes

,

Summary

,

JEE Advanced (Fill in the Blanks): General Principles & Processes of Isolation of Elements | Chapter-wise Tests for JEE Main & Advanced

,

video lectures

,

JEE Advanced (Fill in the Blanks): General Principles & Processes of Isolation of Elements | Chapter-wise Tests for JEE Main & Advanced

,

Extra Questions

,

study material

,

Viva Questions

,

Previous Year Questions with Solutions

,

ppt

;