Scandium (Sc)
That element would be carbon.
The element in period 4 of the Periodic Table with the highest electronegativity is krypton (2.96). The period 4 element with the lowest electronegativity is potassium (0.82).
Element Name: Arsenic. Chemical Symbol: As.
The element in the same group as lithium (Group 1) and the same period as iron (Period 4) is potassium.
The element in period 4 group 2A is calcium (Ca).
The element in group 3, period 4 of the periodic table is gallium (Ga). It has an atomic number of 31 and is known for its low melting point and ability to remain in a liquid state near room temperature. Gallium is commonly used in electronics and as a component in certain alloys.
That element would be carbon.
The element in period 4 of the Periodic Table with the highest electronegativity is krypton (2.96). The period 4 element with the lowest electronegativity is potassium (0.82).
Element Name: Arsenic. Chemical Symbol: As.
The element in the same group as lithium (Group 1) and the same period as iron (Period 4) is potassium.
The element in period 4 group 2A is calcium (Ca).
iron
Br (Bromine) is a period 4 element in the same group as F.
The element in group 4 period 5 is Zirconium (Zr).
Calcium (Ca) is the metallic element in period 4 with 20 electrons.
element K, or potassium
The element is krypton (Kr)