the linkage between atoms or radicals of a chemical compound, or the symbol representing this linkage and indicating the number and attachment of the ...
A secondary school revision resource for OCR Gateway GCSE Additional
Science about the periodic table and
In chemistry, an
Did you know that when atoms stick together to form molecules, they gain and lose electrons, making them negatively or positively charged? In this lesson, you ...
When we talk about ions, it's true that opposites attract. The opposite negative
and positive charges of the ions hold together in
This is the
Sep 21, 2015
In sodium chloride, a sodium atom (Na) donates an electron to a chlorine atom (
Cl), forming an