Home
Class 11
CHEMISTRY
Which of the following is acidic and why...

Which of the following is acidic and why?
`SiO_2,Al_2O_3,PbO_2`

Promotional Banner

Topper's Solved these Questions

  • Sample Paper 1

    OSWAAL PUBLICATION|Exercise Exercise|56 Videos

  • Sample Paper 3

    OSWAAL PUBLICATION|Exercise EXCERSICE|60 Videos

Similar Questions

Explore conceptually related problems

Which of the following is acidic and why : SiO_(2) , AI_(2) , PbO_(2), SiO_(2) ?

Which of the following is amphoteric oxide ? Mn_(2)O_(7), CrO_(3), Cr_(2)O_(3), CrO, V_(2)O_(3), V_(2)O_(4)

Let A = { 1, 2, { 3, 4 }, 5 } . Which of the following statements are incorrect and why? {1, 2, 3} ⊂ A

Which of the following is not true? In acidic medium K_(2)Cr_(2)O_(7) oxidises:

Which of the following are combination reactions? 2KClO_3to2KCl+3O_2 MgO+H_2OtoMg(OH)_2 4Al+3O_2to2Al_2O_3 Zn+FeSO_4toZnSO_4+Fe

Consider the reaction A H_(2)O_(2)+2HIrarrI_(2)+2H_(2)O B HOCI+H_(2)O_(2)rarrH_(3)O^(+)+CI^(-)+O_(2) which of the following statement is correct about H_(2)O_(2) with reference to these reactions hydrogen peroxide is ……………………

Classify the following into acidic oxides and basic oxides: Na_2O,SO_2,MgO,CO_2

Calculate the oxidation number of the element underline in each of the following cases. A. Al in Al_(2)O_(3) b. P in P_(2)O_(5)

What asre amphoteric oxides? Choose the amphoteric oxide from among the followng oxides: Na_(2)O,ZnO,Al_(2)O_(3),CO_(2),H_(2)O

Which of the following species will have the largest and the smallest size Mg, Mg^(2+), Al, Al^(3+) ?.

OSWAAL PUBLICATION-Sample Paper 2-Exercise
  1. Give any two difference between sigmaandpi bond.

    Text Solution

    |

  2. What is the reaction of alkali metal with oxygen (air)? Give suitable ...

    Text Solution

    |

  3. Which of the following is acidic and why? SiO2,Al2O3,PbO2

    Text Solution

    |

  4. Show that presence of three double bonds in benzene.

    Text Solution

    |

  5. How does ozonolysis takes place in ethene?

    Text Solution

    |

  6. What is the cause of acid rain?How is ti harmful to the environment?

    Text Solution

    |

  7. Give two reason , why the number of elements in first period is only 2...

    Text Solution

    |

  8. Write the general electronic configuration of f-block elements.

    Text Solution

    |

  9. What is hydrogen bonding?

    Text Solution

    |

  10. HF is liquid where as HCI is gas.Give suitable reason.

    Text Solution

    |

  11. Write the resonance structure of CO(2).

    Text Solution

    |

  12. Write the lewi's dot structure of lithium molecule.Calculate its bond ...

    Text Solution

    |

  13. Balance the redox reaction using oxidation number method: FE^(2+)(aq)C...

    Text Solution

    |

  14. Name the subtance which are responsible for the permanent hardness of ...

    Text Solution

    |

  15. Write any one method for removing permanent hardness of water,with its...

    Text Solution

    |

  16. Give one suitable reason for diagonal relatioship of lithium with magn...

    Text Solution

    |

  17. Name an alkali metal carbonate which is thermally unstable and why?Giv...

    Text Solution

    |

  18. How would you explain lower atomic radius of Ga as compared to AI?

    Text Solution

    |

  19. Write any one use of zeolite.

    Text Solution

    |

  20. Define mole fraction.

    Text Solution

    |