Home
Class 10
CHEMISTRY
A metal 'X' which is used in thermite pr...

A metal 'X' which is used in thermite process, when heated with oxygen gives an oxide 'Y' which is amphoteric in nature. Identify X and Y. Write down balanced chemical equations of the reactions of oxide Y with HCl and NaOH.

Text Solution

Verified by Experts

`X - Al , Y - Al_(2)O_(3)`
`Al_(2)O_(3) + 6HCl rarr 2AlCl_(3) + 3H_(2)O`
`Al_(2)O_(3) + 2NaOH rarr 2NaAlO_(2) + H_(2)O`
Promotional Banner

Topper's Solved these Questions

  • METALS AND NON-METALS

    OSWAAL PUBLICATION|Exercise NCERT CORNER (Intext Questions)|15 Videos

  • METALS AND NON-METALS

    OSWAAL PUBLICATION|Exercise NCERT CORNER (Textbook Exercises)|16 Videos

  • METALS AND NON-METALS

    OSWAAL PUBLICATION|Exercise TOPIC - 2 Short Answer Type Questions - II|13 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

    OSWAAL PUBLICATION|Exercise NCERT CORNER (Textbook Exercises)|20 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    OSWAAL PUBLICATION|Exercise NCERT CORNER - TEXTBOOK EXERCISES|10 Videos

Similar Questions

Explore conceptually related problems

In one of the industrial processes used for manufacture of sodium hydroxide, a gas X is formed as byproduct. The gas X reacts with lime water to give a compound Y which is used as a bleaching agent in chemical industry. Identify X and Y giving the chemical equation of the reactions involved.

Which coloured fumes are obtained when lead nitrate is heated ? Write the balanced chemical equation for this reaction . Name the type of this chemical reaction .

The atomic number of an element 'X' is 19. (i) Write its electronic configuration. (ii) To which period of the Modern Periodic Table does it belong and what is its valency? (iii) If 'X' burns in oxygen to form its oxide, what will be its nature - acidic, basic or neutral ? (iv) Write balanced chemical equation for the reaction when this oxide is dissolved in water.

An element 'X' (Atomic number = 20) burns in the presence of oxygen to form a basic oxide. (i) Identify the element and write its electronic configuration. (ii) State its group number and period number in the Modern Periodic Table. (iii) Write a balanced chemical equation for the reaction when this oxide is dissolved in water.

On dropping a small piece of sodium in a test-tube containing carbon compound 'X' with molecular formula C_(2)H_(6)O , a brisk effervescence is observed and a gas Y is produced. On bringing a burning splinter at the mouth of the test-tube the gas evolved burns with a pop sound. Identify 'X' and 'Y'. Also write the chemical equation for the reaction. Write the name and structure of the product formed, when you heat 'X' with excess conc. sulphuric acid.

Describe the preparation of potassium permanganate from pyrolusite ore. Write balanced chemical equation for one reaction to show oxidizing nature of potassium permanganate.

An element X placed in 2nd group and 4th period of periodic table burns in the presence of oxygen to form a basic oxide i) Identify the element ii) Write its electronic configuration iii) Write a balanced equation for the reaction when this oxide is dissolved in water

When hydrogen gas is passed over heated copper oxide ,copper and steam are formed. Write the balanced chemical equation with physical states. State what kind of chemical reaction is this.

OSWAAL PUBLICATION-METALS AND NON-METALS-TOPIC - 2 Long Answer Type Questions
  1. Observe the following chemical equations : (i) Al(2)O(3) + 2NaOH rar...

    Text Solution

    |

  2. Molten cryolite is mixed with molten alumina in the extraction of alum...

    Text Solution

    |

  3. Define the terms 'alloy' and 'amalgam'. Name the alloy used for weldin...

    Text Solution

    |

  4. Name the constituents of the following alloys : (i) Brass (ii) Stain...

    Text Solution

    |

  5. Define the term alloy. Write two advantages of making alloys.

    Text Solution

    |

  6. A metal 'X' which is used in thermite process, when heated with oxygen...

    Text Solution

    |

  7. Give reason for the following : (i) Ionic compound have high melting...

    Text Solution

    |

  8. Show the formation of MgO by transfer of electrons.

    Text Solution

    |

  9. When calcium metal is added to water, the gas evolved does not catch f...

    Text Solution

    |

  10. Name a metal for each case : (i) It displaces hydrogen gas from nitr...

    Text Solution

    |

  11. (i) Carbon cannot be used as reducing agent to obtain Mg from MgO. Why...

    Text Solution

    |

  12. Write the chemical name of the coating that forms on silver and copper...

    Text Solution

    |

  13. Explain what is galvanization. What purpose is served by it ?

    Text Solution

    |

  14. Define an alloy. How are alloys prepared ? How do the properties of ir...

    Text Solution

    |

  15. Write the name and symbols of two most reactive metals. Explain by dra...

    Text Solution

    |

  16. (i) Write the electron-dot structures for sodium (11) oxygen (8), chlo...

    Text Solution

    |

  17. (i) Name the method used to extract metals of high reactivity. (ii) ...

    Text Solution

    |

  18. Some metals react with water and produce metal oxides or hydroxides an...

    Text Solution

    |