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Wiki User
∙ 15y ago
Wiki User
∙ 12y agoGold is one of the slowest.
Lithium, sodium and potassium are very fast.
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What metals tarnish least?
Metals that are resistant to tarnish are those that are very unreactive. Things like Gold, Titanium and Platinum are very unreactive under most circumstances- that is why they are good for use as things like jewellry.
Where in the reactivity series are the metals most affected by corrosion?
The rate of corrosion is directly linked to a metal's reactivity. The higher the metal in the series, the more reactive, also more susceptible to corrosion with oxygen and water. aluminum is not easy to corrode. Aluminum quickly reacts with oxygen in the air, and the oxide layer that forms protects the metal underneath from any further reaction.
Does andesite cool quickly or slowly?
Lava will cool quickly compared to underground magma.
What are the chacteistics of metals?
what are the characteristics of metals? metals? non-metals?
What happens if you put your penis into a blown up balloon and let it go?
When you blow a balloon up with air and let it go it quickly releases its air and flys away very quickly until it lands on the ground
Do the alkali metals have the ability to tarnish?
By forming their oxides, the alkali metals tarnish very quickly with respect to many other metals.
What happens when the alkali metals react with chlorine?
They metals are stored in oil to minimize the reactivity with air. When alkali metals react with air, they quickly tarnish after begin cut, they burn easily.
Which groups of elements are silvery-white metals that tarnish when exposed to air?
The elements are the alkali metals.
What metal goes rusty?
most common metals tarnish slowly in exposure to air. metals that tarnish quickly in exposure to air are for example: lithium, sodium and potassium Gold is one of the slowest to tarnish.
Why do metals need to be protected against rust and tarnish?
Metals need to be protected against rust and tarnish because rust and tarnish eat metals.
What are two metals that tarnish quickley in air?
Silver and copper! both will oxidize noticably.
Which metals tarnish?
Copper, silver, and brass tarnish.
Do alkali metals tarnish?
Lithium, Sodium and potassium are all soft metals which can be cut easily with a knife. This freshly cut piece is a shiny silver color which tarnishes quickly to a dull grey as these metals react with the oxygen and water in air. Sodium tarnishes quicker than Lithium and potassium tarnishes quicker than sodium. Thus, Potassium tarnishes quicker than lithium and not the other way around.
Which group in the periodic table have extremely reactive metals?
The group I metals (Lithium, Sodium, Potassium, etc.) are very well known for their extreme reactivity. These metals will tarnish quickly in air and can cause small detonations when thrown into water via a highly exothermic reaction that produces flammable hydrogen gas.
Does lithium tarnish in moist air more quickly than potassium?
No. Lithium is the least reactive alkali metal. Within the same environment, potassium will tarnish at a faster rate.
What causes tarnish?
Tarnish is oxidation caused by exposure to air.
Why do some metals tarnish and some corrode?
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