Questions

Why do elements try to become noble gases?

Why do elements try to become noble gases?

The noble gases are the chemical elements in group 18 of the periodic table. They are the most stable due to having the maximum number of valence electrons their outer shell can hold. Therefore, they rarely react with other elements since they are already stable.

What do elements like to be noble gases?

Noble gases have maximum number of valance electrons that their outer shell can hold. Hence they attain near stable state. Whereas other elements have less electrons in their outer shell than it can hold hence they react to achieve stable state.

Do atoms want to become noble gases?

In chemistry classes in primary school we learned that atoms “want” to reach noble gas configuration because it have low energy, so atoms on the left of the periodic table are willing to give away electrons to reach that state, while atoms on the right of it would like to take electrons to reach it.

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What makes a noble gas?

Noble gases, most often found as monatomic gases, have completely filled outer electron shells, so have no inclination to react with other elements, thus very rarely forming compounds with other elements.

Are noble gases cations or anions?

To put it another way, elements on the left side of the periodic table tend to form cations, while those on the right side form anions. Noble gases are the exception. They are sufficiently stable that they don’t form either anions or cations easily.

What elements lose electrons to become stable?

Metals are the elements on the left side of the Periodic Table. The most metallic elements are Cesium and Francium. Metals tend to lose electrons to attain Noble Gas electron configuration.

Which elements are considered noble metals?

noble metal, any of several metallic chemical elements that have outstanding resistance to oxidation, even at high temperatures; the grouping is not strictly defined but usually is considered to include rhenium, ruthenium, rhodium, palladium, silver, osmium, iridium, platinum, and gold; i.e., the metals of groups VIIb.

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How do you make a noble gas element Isoelectronic?

Nonmetals will typically form ions by gaining enough electrons to become isoelectronic with the nearest noble gas. For example, fluorine has 7 valence electrons and is one electron away from being isoelectronic with neon, which has a stable noble gas electron configuration (see Figure above).

Why do nonmetals tend to gain electrons and become in Isoelectronic with noble gases?

Nonmetals form negatively charged ions, or anions. They do this because they need to gain one to three electrons in order to achieve an octet of valence electrons, making them isoelectronic with the noble gas at the end of the period to which they belong.