what is the atomic number of the following element? 10 20 19 39 19 k potassium 39.0983
what is the atomic number of the following element? 10 20 19 39 19 k potassium 39.0983
Answer
Explanation:
Step1: Identify element symbol
The symbol of the element is K, which represents potassium.
Step2: Read atomic number
The number above the element symbol in the periodic - table box is the atomic number. Here, it is 19.
Answer:
19