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The presence of Si in steel gives it...

The presence of Si in steel gives it

A

Resistant to chemical action

B

Useful for making cutlery

C

Increases chemical action

D

Both (a) and (b)

Text Solution

Verified by Experts

The correct Answer is:
A
Crome plated (C.P.) steel is chemically resistant.
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ERRORLESS-THE d-AND f- BLOCK ELEMENTS -NCERT BASED QUESTIONS (Compounds of Transitional Elements)
  1. Heat treatment alters the properties of steel due to

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  2. Iron is rendered passive by the action of

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  3. The presence of Si in steel gives it

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

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  5. Annealing is

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  6. Iron pipes lying under acidic soil are often attached to blocks of mag...

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  7. haemoglobin is a complex of

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  8. Light green crystals of ferrous sulphate lose water molecules and turn...

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  9. Dipping iron article into a strongly alkaline solution of sodium phosp...

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  10. On heating K4[Fe(CN)6] with conc. H2SO4 gives the gas

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

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  12. Iron is dropped in dil. HNO(3) , it gives

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  13. Steel becomes soft and pliable by

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  14. Pure conc. HNO(3) makes iron passive as the surface is covered with pr...

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

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  16. If steel is heated to a temperature well below red hot and is then coo...

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  17. Railway wagon axles are made by heating rods of iron embedded in charc...

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  18. Steel contains

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  19. The most convenient method to protect the bottom of the ship made of i...

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  20. When SCN^(-) is added to an aqueous solution containing Fe(NO(3))(3), ...

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