Home
Class 12
CHEMISTRY
If silica is present as impurity, the fl...

If silica is present as impurity, the flux that is used is -

A

CaO

B

`MgCO_(3)`

C

`CaCO_(3)`

D

all

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise EXERCISE (VERY SHORT ANSWER-TYPE QUESTIONS)|33 Videos
  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise EXERCISE (Fill in the blanks )|25 Videos
  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise SOLVED NCERT EXEMPLAR PROBLEMS (Long Answer Type)|5 Videos
  • EQUILIBRIUM

    CHHAYA PUBLICATION|Exercise PRACTICE TEST 7|14 Videos
  • HALOAKANES AND HALOARENES

    CHHAYA PUBLICATION|Exercise Practise set 10 (Answer the following questions)|10 Videos

Similar Questions

Explore conceptually related problems

What is an impurity defect?

5g of an impure sample of common slat on treatment with excess of AgNO_(3) solution yields 9.812g of AgCl . What is the percentgae impurity of that sample ?

What is pure and impure spectrum?

Flux and gangue

Melanin present in the skin is useful in

Magnetic flux is defined as

An impure sample of (NH_(4))_(2)SO_(4) is supplied to a laboratory. 3.6g of the supplied (NH_(4))_(2)SO_(4) salt on heating with NaOH forms NH_(3) gas. 100 mL of 0.5(N)H_(2)SO_(4) is required for the complete neutralisation of the liberated NH_(3) gas. calculate the percentage purity of the impure sample. let us assume, the impurity of the sample is insoluble in NaOH.

If we mix a trivalent impurity in the crystal lattice of germinium the type of semiconductor formed will be:

Theamount of nickel present in steel, used in the manufacture of pendulum is -

If is present in rod cells and useful in night vision ,