Main-group elements from Period 3 of the periodic table are highlighted, Which element is a highly reactive nonmetal?
11
12
13
14
15
16
17
18
Na Mg
Al Si
P
S
Ci
Ar
Sedum
Magem
Alumi Silicon Phosphorus sulf China Argo
22.99 24.31 26.98
28.09 30.97 32.06 35.45
39.95
12.03140111000 1000 KM
1113
14
10 17
Na Mg
Al Si P S CI Ar
4
9 10
2
32
30
K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
4000 54006838
44
ha Tilkin
LINIC
A. Sodium
O
B. Chlorine
C. Aluminum
D. Argon

Argon

Explanation:

This is because argon is in group 8 of the periodic table. Group 8 metals have a full outer shell, so they don't need to react with another element to get those/ lose those electrons.

the answer is b: 1.4 km/hr

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