What are the 7 valence electrons?
Valence electrons play an important role in the chemical behavior of an atom. They are the number of electrons present in the outermost shell of an atom, and are essential...
What is the 2 8 8 18 rule in chemistry?
Have you ever wondered why atoms have different electron configurations? We’ve all heard of the 2 8 8 18 rule in chemistry, but what does it mean? This rule is...
What is the 8 valence electron rule?
The 8 valence electron rule, also known as the octet rule, is a fundamental concept in chemistry that explains the behavior of atoms and their tendency to form stable compounds....
What atom has 11 protons and 12 neutrons?
Do you ever wonder what the makeup of the atom is? What is the structure of the atom’s nucleus? Well, atoms are made up of protons and neutrons, and the...
Why is it a mass number?
Mass number is an important concept in chemistry, as it helps to identify the number of protons and neutrons in an atom or molecule. The mass number is written as...
What is the easiest way to find the number of electrons?
Did you know that the number of electrons in an atom is the key to understanding how elements interact with each other on a molecular level? This knowledge is essential...
What are the 3 main isotopes?
Have you ever heard of isotopes? Ever wondered what they are and how they differ from other elements? Isotopes are atoms of the same element that have a different number...
What are the 3 isotopes called?
Isotopes are atoms of the same element that have different masses due to having different numbers of neutrons. There are over 3000 known isotopes in existence, with some being stable...
Is element 137 possible?
The Periodic Table of Elements is an essential tool for scientists and chemists alike, allowing us to study and understand the nature of matter. But did you know that the...
What is the 2 8 8 18 rule in chemistry?
The 2 8 8 18 rule in chemistry is one of the fundamental principles of understanding chemical reactions. It states that the maximum number of electrons that can occupy the...