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What property of argon is used in light bulb?

Updated: 3/25/2022
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8y ago

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It doesn't react

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Janiya Hyatt

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2y ago
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12y ago

Its chemical unreactivity. Argon, along with helium, neon, krypton, xenon and radon are the noble gases. Because their outer shells are completely filled with electrons, they never react with any other atoms in nature. Therefore in a light bulb filled with argon the hot tungsten filament will not corrode as it would if air were present. Oxygen in the air would react with the hot tungsten, essentially rusting it and causing the bulb to fail.

Xenon, krypton and possibly helium can be made to react only under extreme laboratory conditions. A chemist won the Nobel prize for doing this in the 1960's. But neon and argon have never been made to react at all.

Argon is used in bulbs rather than the other noble gases because it is abundant and therefore inexpensive. Ordinary air is about 1% argon, 21% oxygen and 78% nitrogen.

Argon can also be used to fill the air space in partially drunk bottles of wine. The wine will then not react with oxygen and go sour.

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Q: What property of argon is used in light bulb?
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Related questions

What property of argon is used In a light bulb?

It doesn't react


Is argon used in a light bulb?

yes argon is used for light bulb and it is not reactive


Which gas used in light bulb?

The gas in a light bulb is Argon


In a bulb noble gas argon is used . why is argon is used instead of air in the light bulb?

It won't burn the filament.


Can argon be put in a light bulb?

Yes and it is often used


Which gases are used in a light bulb?

argon and xenon i think


Which gas is used in light bulb?

regular light bulbs have argon and/or nitrogen


Why was argon gas chosen for a light bulb?

Argon is often used when an inert atmosphere is needed. It is used in this way in incandescent light bulbs to stop oxygen from corroding the filament. Argon is used in fluorescent tubes and low-energy light bulbs. A low-energy light bulb often contains argon gas and mercury. When it is switched on an electric discharge passes through the gas, generating UV light. The coating on the inside surface of the bulb is activated by the UV light and it glows brightly.


Why is argon used instead on air in the light bulb?

The filament in the light bulb is heated to a very high temperature. At such a temperature oxygen from the air would oxidise the metal(s) in the filament and thereby destroy the bulb. Using an inert gas such as argon in the bulb prevents such oxidation.


What gas is in light bulbs?

An energy saving light bulb is simply a fluorescent light-bulb in a small housing with a built in starter . The gas used for it will be the same as a standard strip-light which is a tube filled with low pressure mercuric oxide and an inert gas like Argon Neon or krypton.


This gas does not react at all It is used in light bulbs so that the metal in the light bulb can get very hot without burning?

Argon


What is the gas that does not react at all and it is used in light bulbs so the metal in the light bulb can get very hot without burning?

Argon