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Heat treatment alters the properties of ...

Heat treatment alters the properties of steel due to

A

Chemical reaction on heating

B

Partial rusting

C

Change in the residual energy

D

Change in the lattice structure due to differential rate of cooling

Text Solution

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The correct Answer is:
D
Heat treatment alters the properties of steel due to change in the lattice structure due to differential rate of cooling.
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ERRORLESS -D & P-BLOCK ELEMENTS-Ordinary Thinking (Compounds of d & f block elements)
  1. A cuprous ore among the following is :

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  2. Iron loses magnetic property at

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  3. Heat treatment alters the properties of steel due to

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  4. Identify the reaction that does not take place during the smelting pro...

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  5. Which metal is used to make alloy steel for armour plates, safes and h...

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  6. Stainless steel does not rust because

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  7. The main product obtained when a solution of sodium carbonate reacts w...

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  8. Hydrogen gas is not liberated when the following metal is added to dil...

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  9. Cabon cannot reduce Fe(2)O(3) to Fe at a temperature below 983K becaus...

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  10. When H(2)O(2) is shaken with an acidified solution of K(2)Cr(2)O(7) in...

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  11. The orange solid on heating gives a colourless gas and a greensolid wh...

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  12. Red hot iron absorbs SO(2) giving the product

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  13. How H(2)S is liberated in laboratory

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  14. KMnO(4) in basic medium is reduced to

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  15. MnO(4)^(-) reacts with Br^(-) in alkaline pH to give

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  16. On heating K(4)[Fe(CN)(6)] with conc. H(2)SO(4) gives the gas

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  17. The equivalent mass of KMnO4in the following reaction is . (M = Mole...

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  18. The nitrate of which metal left globule on heating strongly

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  19. In electrophlaing , the metal that is not used for plating is

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  20. One of the important use of ferrous sulphate is in the

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