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Atomic Bonding
Term | Definition |
---|---|
What are covalent bonding ? | Covalent bonding is when atoms share electrons |
What are ionic bonding ? | Ionic bonding is the bonding that occurs when from attraction of electron, atoms lose or gain electrons |
What is meant by atomic number? | Atomic number is the number of proton in the atom |
explain what an isotope ? | Isotopes are atoms of the same atomic number but have different mass numbers |
How many electron are present in the first orbital | There are 2 electron present in the first orbital |
How many electrons are there in the second orbital | There are 8 electron present in the second orbital |
What is an ion ? | An ion is a charged atom |
Give an example of ionic bond | MgO Magnesium Oxide |
Give an example of a covalent bond | CH4 Methane |
Give some characteristic of ionic bonding | high melting and boiling point soluble in water solid at room temperature |
Give some characteristic of covalent bonding | Liquid at room temperature insoluble in water low boiling and melting point. |