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Purest form of iron is...

Purest form of iron is

A

Cast iron

B

Hard Steel

C

Stainless steel

D

Wrought iron

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The correct Answer is:
A
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ICSE-SAMPLE PAPER 01-Questions
  1. Of the following terms used for denoting concentration of a solution,...

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  2. Electrolysis involves oxidation and reduction respectively at:

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  3. Purest form of iron is

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  4. Which of the following mainly exhibits (-2) oxidation state ?

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  5. Carbylamine test involves heating a mixture of:

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  6. The ionization constant of phenol is higher than that of ethanol becau...

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  7. Which of the following is most acidic ?

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  8. When chloroform is heated with aqueous NaOH, it gives :

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  9. Which of the following is not an interhalogen compound ?

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  10. Which one of the following ores is best concentrated by froth floatati...

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  11. Give hydrolysis products of boron trichloride.

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  12. Electrochemical equivalent is the amount of substance which gets depo...

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  13. A solution that obeys Raoult’s law is:

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  14. A substance A(X) B(Y) crystallises in a face centred cubic (fcc) latt...

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  15. In a rock salt structure each Cl^(-) ion is surrounded by:

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  16. Determination of correct molecular mass from Raoult's law is applicabl...

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  17. Which of the following aqueous solutions should have the highest boili...

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  18. The standard electrode potentials of four elements A, B, C and D are -...

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  19. Heating mixture of Cu(2)O and Cu(2)S will give

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  20. The high viscosity and high boiling point of HF is due to :

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