The number of valence electrons determines reactivity. Valence electrons are the number of electrons in outermost shell.
This is the ability to gain or loss electrons.
bonding
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Where its located.
It is the fourth least reactive element, followed by Mercury, Gold and Platinum.
Plutonium is a reactive chemical element.
Germanium is not a very reactive element - the electronegativity is 2,01.
Molybdenum is a reactive chemical element.
How reactive is the element silicon?
Fluorine is the most reactive element.
Caesium is an extremely reactive chemical element.
Where its located.
The element Californium is reactive.
It is the fourth least reactive element, followed by Mercury, Gold and Platinum.
Hydrogen is not only the lightest element of all, it is also very reactive.
Plutonium is a reactive chemical element.
Fluorine(F2) is the most reactive element, known to react with even Xenon, Krypton, Gold, Platinum, etc.
Germanium is not a very reactive element - the electronegativity is 2,01.
Seaborgium is supposed to be as reactive as wolfram.
Thorium is a chemical element not so reactive.