Advertisements
Advertisements
प्रश्न
Write the chemical formula and name the elements present in the following compounds.
- Sodium chloride
- Potassium hydroxide
- Carbon dioxide
- Calcium oxide
- Sulphur dioxide
Advertisements
उत्तर
| Chemical fromula | Elements present | ||
| a. | Sodium chloride | NaCl | Sodium (Na), Chlorine (Cl) |
| b. | Potassium hydroxide | KOH | Potassium (K), Oxygen (O), Hydrogen (H) |
| c. | Carbon-di-oxide | CO2 | Carbon (C), Oxygen (O2) |
| d. | Calcium oxide | CaO | Calcium (C), Oxygen (O2) |
| e. | Sulphur dioxide | SO2 | Sulphur (S), Oxygen (O2) |
APPEARS IN
संबंधित प्रश्न
What is the difference between a pure substance and a mixture ?
What is the proportion of element present in the following compound?
NO2
State three differences between water and air.
State the information obtained from the formula of a compound.
Give the example of a compound containing hydrogen and oxygen.
Give the example of a compound containing carbon and oxygen.
State two characteristics of water which prove that it is a – compound.
Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to the term
Explain the difference between Mixture and compounds.
The other name for potassium hydroxide is caustic potash.
