Home
Class 12
CHEMISTRY
(A): Zinc can be refined from lead by di...

(A): Zinc can be refined from lead by distillation
(R): Vapour pressure of lead is more compared to that of zinc

A

Both A & R are true, R is the correct explanation of A

B

Both A & R are true, R is not correct explanation of A

C

A is true, R is false

D

A is false, R is true

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • PRINCIPLES OF METALLURGY

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE-2|45 Videos

  • PRINCIPLES OF METALLURGY

    AAKASH SERIES|Exercise PRACTICE EXERCISE|84 Videos

  • PRINCIPLES OF METALLURGY

    AAKASH SERIES|Exercise SUBJECTIVE EXERCISE-4 ( VERY SHORT ANSWER QUESTIONS )|18 Videos

  • PRACTICAL CHEMISTRY

    AAKASH SERIES|Exercise PRACTICE SHEET-5 (Integer answer Type questions)|6 Videos

  • PROTEINS AND NUCLEIC ACIDS

    AAKASH SERIES|Exercise PRACTICE SHEET - 4|30 Videos

Similar Questions

Explore conceptually related problems

Thin and lead can be refined by

Tin and lead can be refined by

Tin and lead can be refined by

In steam distillation, the vapour pressure of the volatile organic compound is

(A): Metals like Sn and Pb can be refined by liquation (R) : Sn and Pb are readily fusible and can be separated from less fusible impurities on heating

+2 oxidation state of lead is more stable than +4 , because of

Two pure liquids A & B which can from ideal solution have vapour pressures 300 torr & 800 torr . A mixture of the vapour of A & B for which the mole fraction of A is 0.25 is slowly compressed at temperature T. The total pressure applied when only last bubble of vapour remains

AAKASH SERIES-PRINCIPLES OF METALLURGY-OBJECTIVE EXERCISE-1
  1. (A) : Cassiterite mineral is concentrated by electromagnetic method ...

    Text Solution

    |

  2. (A) Efficiency of the reverboratary furnace is less (R) The waste...

    Text Solution

    |

  3. (A): In the smelting of copper pyrites in blast furace, Cu(2)S formed ...

    Text Solution

    |

  4. (A): Iron pyrate is used in the extraction of iron releases pollutants...

    Text Solution

    |

  5. (A) Reduction of a metal oxide is easier if the metal formed is in liq...

    Text Solution

    |

  6. (A): Leaching is chemical method used to ore benefication process (R...

    Text Solution

    |

  7. (A): Hydrated oxides are usually subjected to roasting (R) : Hydrate...

    Text Solution

    |

  8. (A): Levigation is used for the separation of oxide ores from impuriti...

    Text Solution

    |

  9. (A): High purity gallium for semiconducting purpose can be obtained by...

    Text Solution

    |

  10. (A): Copper metal can be extracted by electrolysis even from aqueous s...

    Text Solution

    |

  11. (A): Last traces of lead from silver is removed by cupellation (R): ...

    Text Solution

    |

  12. (A): Zinc can be refined from lead by distillation (R): Vapour press...

    Text Solution

    |

  13. (A): Metals like Sn and Pb can be refined by liquation (R) : Sn and ...

    Text Solution

    |

  14. (A): Mond's process is used to refine nickel metal (R) : With carbon...

    Text Solution

    |

  15. (A): Corrosion involves the oxidation of metal (R): Oxidised form of...

    Text Solution

    |

  16. (A): Silver cyanide complex is treated with zinc to precipitate silver...

    Text Solution

    |

  17. (A): In aluminothermic process, Al reduction increases the heat of the...

    Text Solution

    |

  18. (A) : Sulphide ores are concentrated by froth floatation process. (R...

    Text Solution

    |

  19. (A): Platinum and gold occur in native state in nature. (R): Platinu...

    Text Solution

    |

  20. (A): Graphite is an example of neutral refractory material used in fur...

    Text Solution

    |