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Chemical properties depend on electron configuration. By either gaining or losing electrons, an atom changes its electron configuration and therefore its chemical properties also change.The atoms of an element will react to achieve a noble-gas configuration. The atoms will either gain or lose electrons to achieve such a configuration.
Nitrogen could achieve a noble gas configuration by gaining three electrons to form a stable octet, similar to the electron configuration of a noble gas such as neon. Alternatively, it could form nitrogen gas molecules (N2) through a triple covalent bond, which also results in a stable configuration with a full outer shell.
No, the electron configuration for an ion is not always the same as that of its nearest noble gas. When an atom loses or gains electrons to form an ion, its electron configuration changes. For example, a sodium ion (Na⁺) has the electron configuration of [Ne], which is the same as neon, but a chloride ion (Cl⁻) also has the same configuration as argon ([Ar]). Thus, while some ions can have configurations similar to noble gases, this is not universally true for all ions.
Ni has 18 core electrons, corresponding to the element Argon, and28 - 18 = 10 valence electrons.The noble gas electron configuration for nickel is [Ar] 4s23d8.
Remember a family is also a group, so 3A - 7A.
The elements in Group 18 are called the noble gases, also known as inert gases. These elements are known for their low reactivity due to their stable electron configuration.
Atoms gain stability by bonding. This is usually due to achieving a noble gas configuration, also called an octet, as a result of bonding.
Chemical properties depend on electron configuration. By either gaining or losing electrons, an atom changes its electron configuration and therefore its chemical properties also change.The atoms of an element will react to achieve a noble-gas configuration. The atoms will either gain or lose electrons to achieve such a configuration.
Nitrogen could achieve a noble gas configuration by gaining three electrons to form a stable octet, similar to the electron configuration of a noble gas such as neon. Alternatively, it could form nitrogen gas molecules (N2) through a triple covalent bond, which also results in a stable configuration with a full outer shell.
No, the electron configuration for an ion is not always the same as that of its nearest noble gas. When an atom loses or gains electrons to form an ion, its electron configuration changes. For example, a sodium ion (Na⁺) has the electron configuration of [Ne], which is the same as neon, but a chloride ion (Cl⁻) also has the same configuration as argon ([Ar]). Thus, while some ions can have configurations similar to noble gases, this is not universally true for all ions.
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Ni has 18 core electrons, corresponding to the element Argon, and28 - 18 = 10 valence electrons.The noble gas electron configuration for nickel is [Ar] 4s23d8.
The nucleus remain unchanged.
Group 7A elements (also known as Group 17) typically need to gain one electron to achieve a stable octet configuration in their outer shell. This allows them to reach a stable electron configuration similar to the noble gases.
Cs does not have a nobel gas electron configuration, as it contains one valence electron in its outermost s orbital. Be3+ also does have a nobel gas electron configuration, as this occurs when Be has a 2+ charge (the typical Be ion is Be2+).
Remember a family is also a group, so 3A - 7A.
Inert gases can also be called noble gases. An example is Helium.