Explanation: Fluorine is the most reactive of the elements mentioned. Why is fluorine such a reactive element? Fluorine(F) is a chemical element with the atomic number 9. The electronegativity of fluorine is what makes it highly reactive.
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What is the most reactive element? – The Healthy Journal
Which element below is most reactive ? A. Oxygen B …
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Which element are the most reactive?
Answer: Cesium is the most reactive element since it is the second from the bottom of this group, has six electron shells, and exhibits the characteristics of a reactive atom.
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Which is the most reactive among the elements below?
Francium is most reactive element in periodic table.
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What are the 2 most reactive elements?
The two most reactive groups of elements are the alkali metals and the halogens, because of their valence electrons.
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Which element is the most reactive quizlet?
Alkali metals are the most reactive metals. Atoms of the alkali metals have one electron in their outer level.
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What are the top 5 most reactive elements?
The reactivity series follows the order, from most reactive to least reactive:Cesium.Francium.Rubidium.Potassium.Sodium.Lithium.Barium.Radium.
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What are the 2 most reactive elements?
The two most reactive groups of elements are the alkali metals and the halogens, because of their valence electrons.
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What element is the 2nd most reactive metal?
The alkaline earth metals are the second most reactive family of elements. Beryllium, magnesium, calcium, strontium, barium and radium are all shiny, and silvery-white.
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What are the most reactive elements?
The elements toward the bottom left corner of the periodic table are the metals that are the most active in the sense of being the most reactive. Lithium, sodium, and potassium all react with water, for example.
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What are 3 elements that are highly reactive?
Group 1A (or IA) of the periodic table are the alkali metals: hydrogen (H), lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs), and francium (Fr). These are (except for hydrogen) soft, shiny, low-melting, highly reactive metals, which tarnish when exposed to air.
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What are the most reactive elements in order?
The reactivity series follows the order, from most reactive to least reactive:Cesium.Francium.Rubidium.Potassium.Sodium.Lithium.Barium.Radium.Mục khác…•
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Which is the most reactive among the elements?
Answer: Cesium is the most reactive element since it is the second from the bottom of this group, has six electron shells, and exhibits the characteristics of a reactive atom.
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Which of the following is most reactive metal?
Sodium is the most reactive metal among the given options.
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What are the top 10 most reactive elements?
The reactivity series follows the order, from most reactive to least reactive:Cesium.Francium.Rubidium.Potassium.Sodium.Lithium.Barium.Radium.Mục khác…•
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Which element is most reactive?
Answer: Cesium is the most reactive element since it is the second from the bottom of this group, has six electron shells, and exhibits the characteristics of a reactive atom.
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Which is the most reactive quizlet?
Francium is the most reactive. Their outer shell has 1 electron. They are also called ‘the alkali metals’. These are known as the ‘noble gases’.
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Which group elements are most reactive quizlet?
alkali metals. The alkali metals are the most reactive group and the alkaline earth metals are the second most reactive group.
