Home
Class 12
CHEMISTRY
What are alloys? Name an important alloy...

What are alloys? Name an important alloy which contains some of the lanthanoid metals . Mention its uses.

Text Solution

Verified by Experts

An alloy is a homogeneous mixture of two or more or metals and non-metals. An important alloy containing lanthanoid metals is mischmetal which contain `95%` lanthanoid metal and 5% iron along with traces of S,C,Ca and Al. It is used in Mg - based alloy to produce bullets, shells and lighter flints.
Promotional Banner

Topper's Solved these Questions

  • D- AND F-BLOCK ELEMENTS

    PRADEEP|Exercise NCERT EXEMPLAR PROBLEMS(MULTIPLE CHOICE QUESTIONS)|21 Videos

  • D- AND F-BLOCK ELEMENTS

    PRADEEP|Exercise NCERT EXEMPLAR PROBLEMS(MULTIPLE CHOICE QUESTION -II)|10 Videos

  • D- AND F-BLOCK ELEMENTS

    PRADEEP|Exercise NCERT INTEXT UNSOLVED QUESTIONS|10 Videos

  • CORDINATION COMPOUNDS

    PRADEEP|Exercise Important Questions|28 Videos

  • ELECTROCHEMISTRY

    PRADEEP|Exercise IMPORTANT QUESTIONS FOR BOARD EXAMINATION|25 Videos

Similar Questions

Explore conceptually related problems

(a) Why do transition elements show variable oxidation states? (i) Name the element showing maximum number of oxidation states among the first series of transition metals from Sc (Z = 21) to Zn (Z = 30). (ii) Name the element which shows only + 3 oxidation state. (b) What is lanthanoid contraction? Name an important alloy which contains some of the lanthanoid metals.

What is Lanthanoid contraction? Name an alloy which contains some of the lanthanoids elements.

Which one of the following alloys contains some of the lanthanoid metals ?

Misch metal alloy contains about 95% lanthanoid/actinoid metais.

An alloy which does not contain copper is

Name the alloy which is formed from copper and tin.

PRADEEP-D- AND F-BLOCK ELEMENTS-NCERT EXERCISES
  1. Predict which of the following will be coloured in aqueous solution ?...

    Text Solution

    |

  2. Compare the stability of +2 oxidation state for the elements of the fi...

    Text Solution

    |

  3. Compare the chemistry of actinoids with that of lanthanoids with spec...

    Text Solution

    |

  4. How would you account for the following: A) Of the d^(4) species Cr^(...

    Text Solution

    |

  5. What is meant by 'disproportionation'? Give two examples of disproport...

    Text Solution

    |

  6. Which metal in the first series of transition metals exhibits+1 oxidat...

    Text Solution

    |

  7. Calculate the number of unpaired electrons in the following gaseous io...

    Text Solution

    |

  8. Give examples and suggest reason for the following features of the tra...

    Text Solution

    |

  9. Indicate the steps in the preparation of: (i). K2Cr2O7 from chromite...

    Text Solution

    |

  10. What are alloys? Name an important alloy which contains some of the la...

    Text Solution

    |

  11. What are inner-transition elements? Decide which of the following atom...

    Text Solution

    |

  12. The chemistry of the actinoid elements is not so smooth as that of the...

    Text Solution

    |

  13. Which is the last element in the series of the actinods? Write the ele...

    Text Solution

    |

  14. Use Hund's rule to derive the electronic configuration of Ce^(3+) ion,...

    Text Solution

    |

  15. Name the member of the lanthanoids series which exhibit+4 oxidation st...

    Text Solution

    |

  16. Write the electronic configuration of the elements with the atomic num...

    Text Solution

    |

  17. Compare the general characteristics of the first series of the transit...

    Text Solution

    |

  18. Write down the number of 3d electrons in each of the following ions: ...

    Text Solution

    |

  19. Comments on the statement that elements of the first transition serie...

    Text Solution

    |

  20. What can be inferred from the magnetic moment values of the following ...

    Text Solution

    |