Advertisements
Advertisements
Question

Which of the following is the correct observation of the reaction shown in the above set up?
Options
Brown powder of Magnesium oxide is formed.
Colourless gas which turns lime water milky is evolved.
Magnesium ribbon burns with brilliant white light.
Reddish brown gas with a smell of burning Sulphur has evolved.
Advertisements
Solution
Magnesium ribbon burns with brilliant white light.
APPEARS IN
RELATED QUESTIONS
How will you indicate Endothermic reaction in a chemical equation?
The chemical reaction between quicklime and water is characterised by:
(a) evolution of hydrogen gas
(b) formation of slaked lime precipitate
(c) change in temperature of mixture
(d) change in colour of the product
Balance the following chemical equation :
FeS + HCl → FeCl2 + H2S
Balance the following chemical equation :
Na20 + H20 → NaOH
What is the limitation of the reaction given in question 2?
Why should an equation be balanced? Explain with the help of a simple equation.
In certain reaction a change of state is observed i.e. solid to liquid, liquid to gas etc. – State the change of state of the products – to give the respective reactant.
\[\ce{2H2O ->[electric][current] 2H2 + O2}\]
Balance the following simple equation:
H2S + Cl2 → S + HCl
Balance the following simple equation:
H2 + O2 → H2O
Underline the compound in the equation given below, it is incorrectly balanced and write the correct balancing for the same.
C2H5OH + 3O2 → 2CO2 + 2H2O
