Question
Magnesium combines with oxygen.(Explain With Balanced Equation)

Answer

Magnesium combines with oxygen to form magnesium oxide.

$\underset{\substack{\text { Magnesium }}}{2 Mg }+ O _2 \longrightarrow \underset{\text { Magnesium oxide }}{2 MgO }$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

State two acid-base indicators and mention their colour change.
Classify the following changes into physical and chemical change. Ripening of mango, melting of ice, boiling of water, dissolution of salt in water, Ripening of banana, fragrance on ripening fruit, darkening of a cut potato, bursting of an inflated balloon, sound of bursting fire cracker, foul smell from a portion of spoiled food.
A metal block has thmensions $10 cm \times 5 cm \times 2 cm$ and the density of the metal is $8 \times 10^3 kg / m ^3$. It is kept on a table with the face $10 cm \times 5 cm$ in contact with the table. Find the force and pressure exerted by the block on the table. $\left(g=9.8 m / s ^2\right)$
Are these factors directly or indirectly related to you?
Measure the length, breadth, height and mass of a rectangular tiffin box. Find the weight of the box and calculate the pressure in two different positions as in Ex. (1) above.
What is meant by an organic compound? Give two examples.
Why does it happen? A ship dips to a larger depth in freshwater as compared to marine water.
A lemon sinks in a glass filled with water but it floats when we stir in two spoons of salt in the water. Explain why.
Figures (a) and (b) show three parallel rays, shown in grey, incident on smooth and rough surfaces. The reflected rays drawn using laws of reflection are shown in red.
1. Rays reflected from which surface are parallel to one another?
2. What conclusion can you draw from the figure?
Explain Dalton’s atomic theory.
OR
Write the postulates of Dalton’s atomic theory.