Potassium
Potassium.
vanadium (V)
In the fourth period of the periodic table of elements, the most reactive element is potassium. It is an alkali metal, and it has the atomic number of 19.
A property of that element. An unstable element. A radioactive element
Period 3. In the periodic table of elements you can decipher which period does an element belong by looking by the number of ROWS and which number is your element included in.
Chromium is the element in period 4 and group 6.
The first element in the fourth period, which is used in making fertilizer, is potassium.
Potassium is the element that used to be first to make fertilizer.
The A is Potassium
The first element in the fourth period of the Periodic Table is potassium (K).
The first element in the fourth period of the periodic table is potassium (K).
Potassium
The first element in the fourth period of the periodic table is potassium with the atomic number 19.
It is potassium.
potassium
Bromine. :)
The element in the fourth period is an exception to the Aufbau principle is Cr. Each period in the periodic table corresponds to a principal energy level.
Kr fourth period means the fourth horizontal row on the periodic table....so the element on that row with the highest atomic number is Kr