Answer B sounds reasonable
All of the above have c2o
Answer:
Earth is the third planet.
Explanation:
decreases
Explanation:
According to the general trend, metallic character decrease in proceeding up a group of elements in the periodic table.
Metallic character increases down a group and decreases across the period.
- Metallicity or electropositivity is a measure of the tendency of atoms of an element to lose electrons.
- It is related to electronegativity and ionization energy.
- The lower the ionization of energy of an element, the more electropositive it is
- Across a period, electropositivity decreases.
- It increases down a group on the periodic table.
learn more:
Electronegativity brainly.com/question/11932624
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