Home
Class 12
CHEMISTRY
Dipping iron article into a strongly alk...

Dipping iron article into a strongly alkaline solution of sodium phosphate :

A

Does not affect the article

B

Forms `Fe_(2)O_(3).xF_(2)O` on the surface

C

Forms iron phosphate film

D

Form ferric hydroxide

Text Solution

Verified by Experts

The correct Answer is:
C
Dipping of iron article into strongly alkaline solution forms film of iron phosphate.
Promotional Banner

Topper's Solved these Questions

  • D & P-BLOCK ELEMENTS

    ERRORLESS |Exercise Critical Thinking|21 Videos

  • D & P-BLOCK ELEMENTS

    ERRORLESS |Exercise JEE Section (Only one choice correct answer)|38 Videos

  • D & P-BLOCK ELEMENTS

    ERRORLESS |Exercise JEE Section (Numeric answer type questions)|2 Videos

  • COORDINATION CHEMISTRY

    ERRORLESS |Exercise JEE(ADVANCED 2018 MORE THAN ONE CHOICE CORRECT ANSWER|1 Videos

  • ELECTROCHEMISTRY

    ERRORLESS |Exercise Jee Section JEE (Advanced) 2018 (Numberic answer Type Questions)|2 Videos

Similar Questions

Explore conceptually related problems

What is the Van't Hoff factor for sodium phosphate ?

Sodium nitroprusside when added to an alkaline solution of sulphide ions produces

Sodium nitoprusside when added to an alkaline solution of sulphide ions produce a

0.6 mol of barium chloride in solution is mixed with 0.2 mol of sodium phosphate, the amount of barium phosphate produced is:

the formula of sodium dihydrogen phosphate

ERRORLESS -D & P-BLOCK ELEMENTS-Ordinary Thinking (Compounds of d & f block elements)
  1. Iron exhibits +2 and +3 oxidation states. Which of the following state...

    Text Solution

    |

  2. The purple colour of KMnO(4) is due to

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  5. Identify the statement which is not correct regarding CuSO4?

    Text Solution

    |

  6. The metal oxide which decomposes on heating, is:

    Text Solution

    |

  7. In the reduction of dichromate by Fe(II), the number of electrons invo...

    Text Solution

    |

  8. CrO(3) dissolves in aqueous NaOH to give:

    Text Solution

    |

  9. Which of the following is the green coloured powder produced when ammo...

    Text Solution

    |

  10. Which of the following is used as indelible ink

    Text Solution

    |

  11. The co-ordination compound of which one of the following compositions ...

    Text Solution

    |

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

    Text Solution

    |

  13. The least stable oxide at room temperature is

    Text Solution

    |

  14. 4K(2) Cr(2) O(7) overset(heat)rarr 4K(2) CrO(4) + 3O(2) + X. In the ab...

    Text Solution

    |

  15. The extraction of which of the following metals involves bessemerisati...

    Text Solution

    |

  16. In which of the following processes, platinum is used as a catalyst

    Text Solution

    |

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

    Text Solution

    |

  18. The metal present in insulin is

    Text Solution

    |

  19. Which one of the following is a wrong statement about cast iron

    Text Solution

    |

  20. Which of the following is wrongly matched

    Text Solution

    |