Advertisements
Advertisements
Question
What is the proportion of element present in the following compound?
CaO
Advertisements
Solution
| Compound | Element | Proportion of Element |
| CaO | Ca : O | 5 : 2 |
APPEARS IN
RELATED QUESTIONS
The methods of separating components of a given mixture are based on the
What is the proportion of element present in the following compound?
H2O
What is the proportion of element present in the following compound?
NO2
State three differences between water and air.
Write the molecular formulae of compound carbon monoxide
Explain the term compounds.
Give the example of a compound containing nitrogen and oxygen.
Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to properties
What is the molecular formula of the following compound?
Sodium chloride
What is the molecular formula of the following compound?
glucose
Explain the difference between Mixture and compounds.
What are compounds? Give two examples.
Assertion: Air is a compound.
Reason: Air consists of carbon dioxide.
Mention any four compounds and their uses.
State whether true or false. If false, correct the statement.
Aspirin is composed of 60% Carbon, 4.5% Hydrogen and 35.5% Oxygen by mass. Aspirin is a mixture.
Complete the table
| Compound | Constituent elements |
| Sodium carbonate | Sodium, Carbon. Oxygen |
| Water | |
| Calcium oxide | |
| Sugar | Carbon, Hydrogen, Oxygen |
A compound has a fixed ______.
Name the compounds used in fertilizers.
