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प्रश्न
Give reason
Argon does not react.
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उत्तर
Argon does not react as it has the outermost orbit complete, i.e. 8 electrons in the outermost shell.
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संबंधित प्रश्न
Complete the following:
| Sodium | Phosphorus | Carbon | |
| Formula of chloride | |||
| Nature of bonding | |||
| Physical state of chloride |
Fill in the blank.
___________ single covalent bonds are formed between the carbon and chlorine atoms.
Define the term:
orbit
How do atoms attain noble gas configurations?
Compare :
Sodium atom and sodium ion
State the type of bonding in the following molecules.
Hydrogen chloride
Copy and complete the following table relating to the atomic structure of some elements:
| Element | Atomic Number | Mass Number | Number of protons | Number of Neutrons | Number of Electrons |
| Beryllium | 4 | 9 | |||
| Fluorine | 9 | 10 | |||
| Sodium | 12 | 11 | |||
| Aluminium | 27 | 13 | |||
| Phosphorus | 31 | 15 |
The element that would form anion by gaining electrons in a chemical reaction is ______.
Draw the electron distribution diagram for the formation of Carbon di oxide (CO2 ) molecule.
Elements A, B and C have atomic number 17, 19 and 10 respectively.
State which one is a metal.
