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In the fourth period of the Periodic Table of elements, the most reactive element is potassium. It is an alkali metal, and it has the atomic number of 19.
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∙ 9y ago
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∙ 12y ago(Li) lithium
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∙ 13y agoBromine (Br)
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∙ 15y agoFluorine (F)
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∙ 10y agoBr (Bromine)
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∙ 6y agoThat would be rubidium.
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∙ 10y agoCa- Calcium
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∙ 11y agobromine
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Which element is a nonmetal and monatomic gas in the third period?
Ar(argon)
What is zinc classified as?
Because it is a metal.
Which element is located at group 2 period 4?
In the periodic table, the Group 2, Period 4 element is calcium. Calcium is classified as a silvery-gray metal. Calcium is the most abundant of the metallic elements in the human body.
What element has a mass number of 96?
The element with 96 electrons is curium
An element that decays to another element over a period of time is?
A property of that element. An unstable element. A radioactive element
What element is a nonmetal in period 3 atomic mass 12?
No element in period 3 has an atomic mass of 12.
What element is a liquid nonmetal halogen in the fourth period?
Bromine. :)
Which element is a nonmetal and monatomic gas in the third period?
Ar(argon)
What period is the element neon in?
The element neon is in period 2. Classified as a non-metal. :)
Which element in period 2 of the periodic tabke is the most reatcive nonmetal?
Fluorine.
The first element in a period is always an active?
The first element in a period is an alkali metal.
Which element in period 2 is the most reactive nonmetal?
Chlorine (halogen), because Argon is a Nobel gas
What would the element in period 4 and Group 1 on the periodic table classified as?
an alkali metal
What period Is nitrogen in?
it is a nonmetal.
What is nitrogen period?
it is a nonmetal.
What element in period 4 is the most chemically active non-metal?
Carbon, if not wiki it
In what period is nitrogen found?
it is a nonmetal.
