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What period is the name He element in?
Helium is in the first period of the periodic table.
What is the first element in the fourth period?
The first element in the fourth period of the periodic table is potassium with the atomic number 19.
What element in period 3 has the lowest first ionization energy?
Sodium (Na) has the lowest first ionization energy in period 3.
Which element is located in period 1 of the periodic table?
Period 1 refers to the top row of the periodic table. These elements are Hydrogen and Helium.
What is the first element is used in making fertilizer?
The first element in the fourth period, which is used in making fertilizer, is potassium.
What element is the first element in the fourth period?
The first element in the fourth period of the periodic table is potassium (K).
First element locate in period 3?
The first element in period three of the periodic table of chemical elements is sodium (Na).
What is the fourth element in the the fourth period?
The first element in the fourth period of the Periodic Table is potassium (K).
What is the first element in a period called?
Hydrogen
What is the first element in the first period in the periodic table?
hydrogen
What period is the name He element in?
Helium is in the first period of the periodic table.
What is the first element in the fourth period?
The first element in the fourth period of the periodic table is potassium with the atomic number 19.
The first element in the fourth period?
Potassium
The atomic number of sodium the first element in Period 3 is 11 The atomic number of the second element in this period is?
The second element in Period 3 is Magnesium, with an atomic number of 12.
What is the first element in the fourth period of the periodic table?
It is potassium.
What is the first element in the fourth period used in fertilizing?
potassium
What element is the first one in the 4 period?
Potassium (K)
