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प्रश्न
An oxide and a carbonate containing oxygen.
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उत्तर
Mercuric oxide and potassium chlorate.
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संबंधित प्रश्न
Fill in the blank:
Oxygen is ___________ to litmus testing.
What happens when Sulphur burns in oxygen ? Also give the balanced chemical equation for the reaction.
State two characteristics of Basic oxides.
Complete and balance the following equation
Al + O2 →
Statement given below is incorrect. Write the correct statement :
Calcium burns in oxygen with a golden-yellow flame.
Statement given below is incorrect. Write the correct statement :
The oxygen gas turns moist blue litmus red.
Tick (√ ) the most appropriate answer.
The catalyst used in the preparation of oxygen from hydrogen peroxide is :
(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:
patients suffering from lung problems are kept in an oxygen tent.
Phosphorous bums with suffocating smell and gives ______.
