why does the reactivity of non-metals decreases down a group - Axtarish в Google
Reactivity decreases as you move down a group. This is because non-metals react by gaining electrons to fill their outer energy level , and the further an outer electron is from the nucleus, the less attraction it feels, and the harder it is to gain an extra electron.
Thus the tendency to lose electrons increases; Since non metals gain electrons to form a completely filled outermost shell,the reactivity decreases.
9 янв. 2020 г. · As we move down the group, the tendency to gain electrons decreases because as the atomic size increases, the effective nuclear charge decreases ...
The reactivity of non – metals increases from left to right in a period whereas reactivity decreases in a group as we go down the group because the tendency to ...
This lessens the attraction for valence electrons of other atoms, decreasing reactivity. This decrease also occurs because electronegativity decreases down a ...
16 окт. 2020 г. · On the other hand, the reactivity of non-metals decreases as we go down in a group of periodic table because the number of electrons in the ...
As we progress down the periodic table, the tendency to absorb electrons (non-metallic) increases while the likelihood of an atom giving up one or more ...
18 дек. 2016 г. · Reactivity decreases down a column of the nonmetals Since these atoms react generally by acquiring electrons (through ionic or covalent ...
Thus, the reactivity increases, whereas it decreases down a group because the tendency to accept electrons reduces. Hence, the reactivity order for metals and ...
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