Advertisements
Advertisements
Question
Complete and balance the following equation
Al + O2 →
Advertisements
Solution
4Al + 3O2 → 2Al2O3
APPEARS IN
RELATED QUESTIONS
Two substances which undergo rapid oxidation.
What happens when mercuric oxide is heated?
Give four uses of oxygen.
How will you obtain dry oxygen in the laboratory?
Write ‘True’ or ‘False’ in front of following statement.
Under laboratory conditions, the oxygen gas is insoluble in water.
Write ‘True’ or ‘False’ in front of following statement.
Liquid oxygen is used for burning fuel in spaceships.
(a) Starting from hydrogen peroxide how is oxygen gas prepared in laboratory?
(b) What is the function of manganese dioxide?
(c) Write fully balanced equation for the liberation of oxygen from hydrogen peroxide.
(d) Why is the above method preferred to any other method?
Give reasons for the following:
oxygens finds utility in welding & cutting of metals.
Mention the physical properties of oxygen.
Phosphorous bums with suffocating smell and gives ______.
