Home
Class 10
CHEMISTRY
Why should a magnesium ribbon be cleaned...

Why should a magnesium ribbon be cleaned before burning in air?

Text Solution

Verified by Experts

Magnesium is a very reactive metal. When stored, it reacts with oxygen to from a layer of magnesium oxide on its surface. This layer of magnesium oxide is quite stable and prevents further reaction of magnesium with oxygen. The magnesium ribbon is cleaned by sand paper for removing this layer so that the underlying metal can be exposed to air.'
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • CARBON AND ITS COMPOUNDS

    NCERT ENGLISH|Exercise Exercise|28 Videos

  • METALS AND NON-METALS

    NCERT ENGLISH|Exercise Exercise|30 Videos

Similar Questions

Explore conceptually related problems

A piece of magnesium ribbon was heated to redness in an atmosphere of nitrogen and then cooled with water. The gas evolved is

Why should a connection wire be thick ?

Knowledge Check

  • Hydrogen burns in air with a

    A
    light bluish flame
    B
    yellow flame
    C
    cimson red flame
    D
    green flame.

    • Similar Questions

    Explore conceptually related problems

    Why is magnesium essential for plants?

    Mg burns in air to give

    Amorphous boron on burning in air forms

    Name the type of chemical reaction that occurs when magnesium ribbon is burned in air.

    Calculate the mass of magnesium oxide which would be obtained by burning 120 g of magnesium in air.

    When magnesium ribbon burns in air to form magnesium oxide, it is a ………………… reaction.

    Write balanced and informative chemical equations for the following reactions. Magnesium ribbon burns in air to produce magnesium oxide.

    Home
    Profile