
Period 3 elements in the periodic table include the eight chemical elements from atomic number 11 to 18: sodium (Na), magnesium (Mg), aluminium (Al), silicon (Si), phosphorus (P), sulfur (S), chlorine (Cl), and argon (Ar). These elements are in the third row of the periodic table.
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11 |
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55 |
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72 |
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104 |
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57 |
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89 |
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3 | – period 3 element |
FAQs on Period 3 Element
‣ Which element of period 3 has valency 4? The silicon element in period 3 of the periodic table has valency 4. |
‣ Where is period 3 on the periodic table? Period 3 is in the third row of the periodic table. |
‣ Which element in period 3 is the most active nonmetal? The chlorine element in period 3 of the periodic table is the most active nonmetal. |
‣ Which of the period 3 elements has the highest melting point? The silicon element in period 3 of the periodic table has the highest melting point. |
‣ Which is the least reactive element in period 3? The argon element in period 3 of the periodic table is the least reactive. |
‣ Which element in period 3 is the most electronegative? The chlorine element in period 3 of the periodic table is the most electronegative. |
‣ What is the atomic number of elements in period 3? The atomic numbers of the elements in period 3 are from 11 to 18. |
‣ Which element in period 3 has the highest second ionization energy? The sodium element in period 3 of the periodic table has the highest second ionization energy. |
‣ Which element in period 3 does not form oxide? The argon element in period 3 of the periodic table does not form oxide. |
‣ Which period 3 element has the lightest melting point? The argon element in period 3 of the periodic table has the lightest melting point. |
‣ Which period 3 element has the least tendency to attract electrons? The sodium element in period 3 of the periodic table has the least tendency to attract electrons. |
‣ Which period 3 element has the highest first ionization energy? The argon element in period 3 of the periodic table has the highest first ionization energy. |
‣ What element is in group 2 period 3? The magnesium element is in group 2 and period 3 of the periodic table. |
‣ What element is found in group 16 and period 3? The sulfur element is in group 16 and period 3 of the periodic table. |
‣ What element is in group 1 period 3? The sodium element is in group 1 and period 3 of the periodic table. |
‣ What is a main group element in period 3? All elements in period 3 of the periodic table are main group elements. |
‣ What is the most metallic element in period 3? The sodium element in period 3 of the periodic table is the most metallic. |
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