trivasusunkara trivasusunkara
  • 25-11-2020
  • Chemistry
contestada

pls help me with this question pls​

pls help me with this question pls class=
Relax

Respuesta :

AwkwardLearner
AwkwardLearner AwkwardLearner
  • 25-11-2020

Answer:

Answers are below:

Explanation:

There are 18 groups and 7 periods in the modern periodic table. The atomic size and metallic character of elements increase down a group. Also, the atomic size and metallic character of elements decrease from left to right in a period.

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