Home
Class 12
CHEMISTRY
What do you mean by 18 carat gold ?...

What do you mean by 18 carat gold ?

Text Solution

AI Generated Solution

**Step-by-Step Solution:** 1. **Understanding Carat Measurement:** - Carat is a unit used to measure the purity of gold. The term "carat" refers to the proportion of pure gold in an alloy. Pure gold is defined as 24 carats. 2. **Definition of 18 Carat Gold:** - 18 carat gold means that out of 24 parts, 18 parts are pure gold, and the remaining 6 parts (24 - 18 = 6) are made up of other metals. ...
Promotional Banner

Topper's Solved these Questions

  • d- AND- f- BLOCK ELEMENTS

    ICSE|Exercise EXERCISE (PART-II) (DESCRIPTIVE QUESTIONS)(SHORT ANSWER QUESTIONS)|50 Videos
  • d- AND- f- BLOCK ELEMENTS

    ICSE|Exercise EXERCISE (PART-II) (DESCRIPTIVE QUESTIONS)(LONG ANSWER QUESTIONS)|51 Videos
  • d- AND- f- BLOCK ELEMENTS

    ICSE|Exercise EXERCISE (PART-I)(MATCH AND FOLLOWINGS):|1 Videos
  • COORDINATION COMPOUNDS

    ICSE|Exercise ISC EXAMINATION QUESTION (PART- II DESCRIPTIVE QUESTIONS)|39 Videos
  • DISTINCTION BETWEEN PAIRS OF COMPOUNDS

    ICSE|Exercise QUESTIONS |155 Videos

Similar Questions

Explore conceptually related problems

What do you mean by a wave?

What do you mean by STDs?

What do you mean by scutes ?

What do you mean by alnico?

What do you mean by a saturated solution ?

What do you mean by capacity of a container?

What do you mean by necrosis ?

What do you mean by bioreactor?

What do you mean by upthrust?

What do you mean by aestivation.

ICSE-d- AND- f- BLOCK ELEMENTS-EXERCISE (PART-II) (DESCRIPTIVE QUESTIONS)(VERY SHORT ANSWER QUESTIONS)
  1. What is the highest oxidation state shown by a transition element.

    Text Solution

    |

  2. Name one ore each of manganese and chromium.

    Text Solution

    |

  3. What do you mean by 18 carat gold ?

    Text Solution

    |

  4. Out of Al, Zn, Mg and Fe which is the densest element?

    Text Solution

    |

  5. Which is more stable Fe^(2+) or Fe^(3+)? Why ?

    Text Solution

    |

  6. Why is Pt(IV) more stable than Ni(IV).

    Text Solution

    |

  7. K2 Pt Cl6 is well known compound while corresponding Ni compound is n...

    Text Solution

    |

  8. Why is electronic configuration 1s^2 2s^2 2p^6 3s^2 3p^6 3d^4 4s^2 n...

    Text Solution

    |

  9. How does the ionic/covalent character of the compounds of a transition...

    Text Solution

    |

  10. Why do transition elements have high value of hydration enthalpy?

    Text Solution

    |

  11. Why Fe^(2+) has smaller radius than Mn^(2+) ?

    Text Solution

    |

  12. Why do most transition metal ions exhibit paramagnetism ?

    Text Solution

    |

  13. How is the magnetic moment of a species related to the number of unpai...

    Text Solution

    |

  14. The electronic configuration of Co^(2+) and Cu^(2+) is d^7 and d^(9) r...

    Text Solution

    |

  15. Which of the following is paramagnetic ? Sc^(3+) (Z=21),Cu^(+)(Z=29)

    Text Solution

    |

  16. Why is Ti^(2+) ion paramagnetic ?

    Text Solution

    |

  17. One unpaired electron in an atom contributes a magnetic moment of 1.1 ...

    Text Solution

    |

  18. Why do transition elements shows variable oxidation states?

    Text Solution

    |

  19. Why are complex ions readily formed when water molecules react with th...

    Text Solution

    |

  20. Arrange the following in increasing order of basic character: MnO, ...

    Text Solution

    |