Uploaded September 2024 | Updated September 2026, 2 weeks ago
To determine which element has 30 protons, we need to look at the Periodic Table. The elements on the Periodic Table are organized by increasing Atomic Number (the number above the element symbol). What is helpful is that the Atomic Number equals the number of protons for an element:
Atomic Number = Number of Protons
Video: How to Find the Atomic Number for an Element:
youtu.be/P1YNqvQxuZE
In fact, the Atomic Number is sometimes called the Proton Number. So to figure out the element with 30 protons, we just look at the Atomic Number. When we do that, we see that Zinc (Zn) is the element with 30 protons.
Note that protons are positively charged particles found in the nucleus of an atom.
To determine which element has 30 protons, we need to look at the Periodic Table. The elements on the Periodic Table are organized by increasing Atomic Number (the number above the element symbol). What is helpful is that the Atomic Number equals the number of protons for an element:
Atomic Number = Number of Protons
Video: How to Find the Atomic Number for an Element:
youtu.be/P1YNqvQxuZE
In fact, the Atomic Number is sometimes called the Proton Number. So to figure out the element with 30 protons, we just look at the Atomic Number. When we do that, we see that Zinc (Zn) is the element with 30 protons.
Note that protons are positively charged particles found in the nucleus of an atom.







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In this video, we explore the question: Is it possible to have a pH of zero? The pH of a solution is calculated using the formula pH = -log[H₃O⁺], where [H₃O⁺] represents the concentration of hydronium ions. Understanding this relationship is key to determining how low a pH can go.
To put this to the test, we experiment with a one molar solution of a strong acid. When we plug the concentration into the formula, the result is revealing: the negative log of 1 equals zero. This demonstrates that a one molar solution can indeed have a pH of zero. Can you have a pH of 0?](https://i.ytimg.com/vi/ezJMIXc1fBw/mqdefault.jpg)


