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20 POINTS!!! A part of the periodic table is shown. A portion of the first two columns of the periodic table is shown. Column one from top to bottom reads three lithium, 11 sodium, and 19 potassium. Column
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20 POINTS!!! A part of the periodic table is shown.

A portion of the first two columns of the periodic table is shown. Column one from top to bottom reads three lithium, 11 sodium, and 19 potassium. Column two reads four beryllium, 12 magnesium, and 20 calcium.


Which of the following elements is less reactive than the others?


Beryllium (Be)

Calcium (Ca)

Lithium (Li)

Magnesium (Mg)

User Anastasio
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2 Answers

5 votes

Answer:

Lithium (Li)

Step-by-step explanation:

User Knetic
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4 votes
Magnesium because it’s at the bottom of the halogens group 1
User Taki
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4.2k points
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