Respuesta :
Answer:
The answer to your question is, Selenium
Explanation:
Elements have similar characteristics if they are in the same group.
a) Selenium, which is directly below sulfur on the periodic table
Selenium and Sulfur are in group 6A, so, they have similar characteristics. This answer is correct.
b) Phosphorous, which is directly to the left of sulfur on the periodic table
Phosphorous is located in group VA so, its properties are different from those of Sulfur. This answer is incorrect.
c) Chlorine, which is directly to the right of sulfur on the periodic table
Chlorine is located in group VIIA not in group VIA so its properties is different from those of sulfur. This answer is not correct.
d) Sodium, which is in the first group on the periodic table
Sodium is in group IA, its properties are very different from those of Sulfur. This answer is wrong.
Selenium, which is directly below sulfur on the periodic table is most like sulfur.
In the periodic table, elements are arranged in groups and periods. The elements in the same group have the same number of valence electrons hence they are chemically similar to each other.
Sulfur and selenium are in the same group. The share a lot of chemical similarity. Hence, selenium, which is directly below sulfur on the periodic table is most like sulfur.
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