Home
Class 11
CHEMISTRY
13.5 gmof aluminium when changes to Al^(...

13.5 gmof aluminium when changes to `Al^(+3)` ion in solution, will lose: `[Ai = 27, N_(A) = 6 xx 10^(23)]`

A

`18.0 xx 10^(23)` electrons

B

`6.0 xx 10^(23)` electrons

C

`3.0 xx 10^(23)` electrons

D

`9.0 xx 10^(23)` electrons

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MOLE CONCEPT, STOICHIOMETRY & CONCENTRATION TERMS

    GRB PUBLICATION|Exercise Density|36 Videos

  • MOLE CONCEPT, STOICHIOMETRY & CONCENTRATION TERMS

    GRB PUBLICATION|Exercise Stoichiometry|88 Videos

  • ISOMERISM

    GRB PUBLICATION|Exercise SUBJECTIVE TYPE|67 Videos

  • NOMENCLATURE AND CLASSIFICATION

    GRB PUBLICATION|Exercise Subjective Type|24 Videos

Similar Questions

Explore conceptually related problems

Molar mass of electron is nearly : (N_(A) = 6 xx 10^(23))

6.02 xx 10^(20) molecules of urea are present in 100 mL of its solution. The concentration of urea solution is (Avogadro constant, N_(A) = 6.02 xx 10^(23)mol^(-1))

1.19gm mixture of Cu, Zn and Al contains 50u% copper by weight and 3 xx 10^(21) atoms of zinc. Find gram atoms of aluminum in given mixture? (At. Mass of Al= 27, Cu=63.5, Zn=65.0) N_(A) = 6 xx 10^(23)

Freshly prepared aluminium and magnesium hydroxides are stirred vigorously in a buffer solution containing 0.25M of ammonium chloride and 0.05M of ammonium hydroxide. Calculate the concentration of aluminium and magesium ions in solution (K_(b) NH_(4)OH = 1.8 xx 10^(-5), K_(sp) Mg(OH)_(2) = 6 xx 10^(-10), K_(sp) A1(OH)_(3) = 6 xx 10^(-32) .

One atom of an element X weighs 6 xx 10^(-23) gm . Number of moles of atoms in 3.6 kg of sample of X will be : (N_(A) = 6 xx 10^(23))

Number of electrons in 36mg of ._8^(18)O^(-2) ions are : (Take N_(A) = 6 xx 10^(23))

Number of electrons present in 3.6 mg of NH_(4)^(+) are : (N_(A) = 6 xx 10^(23))

100 ml aqueous solution ("density"(5)/(3)gm//ml) contains 40% by weight NaOH. The number of molecules of NaOH dissolved in the above solution is : ("Use" N_(A)=6xx10^(23))

For 3 moles of ammonia gas, which of the following is/are trur ? [N_(A)=6 xx 10^(23)]

GRB PUBLICATION-MOLE CONCEPT, STOICHIOMETRY & CONCENTRATION TERMS-Subjective type
  1. 13.5 gmof aluminium when changes to Al^(+3) ion in solution, will lose...

    Text Solution

    |

  2. An alloy of iron and carbon was treated with suphuric acid, in which o...

    Text Solution

    |

  3. What volumn (in mL) of 0.250 M HNO(3) (nitric acid) reacts with 50 mL ...

    Text Solution

    |

  4. How many millilitres of 0.5 M KMnO(4) are needed to react with 3.04 gm...

    Text Solution

    |

  5. What weight of CO is required to form Re(2)(CO)(10) from 2.50 g fo fR...

    Text Solution

    |

  6. 2.5 of a mixture of BaO and CaO when heated with H(2)SO(4) , produced ...

    Text Solution

    |

  7. If 150 g of carbon reacts with 250 g of Cl(2) and the reaction has an ...

    Text Solution

    |

  8. Equal weight of Cu metal and iodine are mixed together and the iodine ...

    Text Solution

    |

  9. What is the minimum amount of Fe(NH(4))(2)(SO(4))(2) H(2)O (392) neede...

    Text Solution

    |

  10. Calculate the number of moles of ammonia required to produce 2.5 moles...

    Text Solution

    |

  11. A compound contains 28% N and 72% of a metal by weight . Three atoms o...

    Text Solution

    |

  12. Haemoglobin contains 0.25% iron by weight , the molecular weight of Ha...

    Text Solution

    |

  13. Concentrated HNO(3) is 63% HNO(3) by mass and has a density of 1.4g//...

    Text Solution

    |

  14. Many cereals are made with high moisture content so that the product c...

    Text Solution

    |

  15. Nitrogen (N), phosporus (P) and potassium (K) are the main nutrients ...

    Text Solution

    |

  16. 34 gm of ammonia on decomposition gives some hydrogen gas along with N...

    Text Solution

    |

  17. A 12 gm sample of metallic element M reacts completely with 0.02 mole ...

    Text Solution

    |

  18. Calculate the amount of the water which must be added to 2 ml of a sol...

    Text Solution

    |

  19. 500 ml of 2M AlCl(3) solution is mixed with 200 ml of 58.5 % w//v NaCl...

    Text Solution

    |

  20. The molality of a pure gas A is 50/2.4 and that of pure B is 100/3.2, ...

    Text Solution

    |

  21. 100 gm water is saturated with glucose to form a solution of density X...

    Text Solution

    |