Advertisements
Advertisements
प्रश्न
Write word equation for the following chemical reaction given below. Also state the observation seen in the case.
\[\ce{2SO2 + O2 ⇌[V2O5][450°C] 2SO3}\]
Advertisements
उत्तर
Heat is evolved in the above chemical reaction.
APPEARS IN
संबंधित प्रश्न
How will you indicate a solution made in water in a chemical equation?
Balance the given chemical equation:
C + CO2 → CO
Write word equation for the following skeletal equation:
\[\ce{Ca + O2 → CaO}\]
Write your observation for the following chemical reaction and name the product formed :
When manganese dioxide is added to potassium chlorate and heated.
Balance the following equation. Also name the products formed.
\[\ce{Ag + S -> Ag2S}\]
In certain reaction an insoluble solid called precipitate is formed. State the colour and name of the precipitate formed in the following reaction involving addition of:
Dilute hydrochloric acid to silver nitrate.
Representation of the results of a chemical change – is a chemical equation.
For the equation: FeCl3 + 3NH4OH 3NH4Cl + Fe(OH)3 ↓
Answer the following:
Is the equation given above a balanced equation. Give reasons.
Write an Explanation.
Balanced equations
Which of the following is not a physical change?
To balance the following chemical equation the value of x and y should respectively be:
\[\ce{2NaOH + xAl_2O_3->yNaAlO_2 + H_2O}\]
