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Question
Name the following:
The product formed when phosphorus burns in oxygen.
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Solution
Phosphorus pentoxide (P2O5).
RELATED QUESTIONS
What is air pollution ? What are the harmful effects of sulphur dioxide, nitrogen dioxide and hydrogen sulphide present in the air ?
Name the following:
The component of air which does not support combustion.
What are the components of air?
Match the following:
| 1. | More industrial cities | a. | dust particles |
| 2. | Coastal areas | b. | Humidity |
| 3. | Rainy season | c. | Carbon dioxide |
| 4. | Windy places | d. | water vapour |
How to show the presence of carbon-di-oxide in the air?
Oxygen is used to oxidize ______.
Nitrogen is about two times more soluble in water than oxygen.
Nitrogen is an essential element present in proteins and nucleic acids which are the building blocks of living things.
Assertion: Carbon dioxide occurs as carbonates in nature.
Reason: Carbon dioxide can exist as a liquid at atmospheric pressure.
State whether the following statement is true or false. If false, correct them.
Plants produce oxygen during the process of making their own food.
