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The strong nuclear force, one of the four fundamental universal forces, is responsible for holding atoms together. Without it, the nucleus, consisting of positive protons and neutral neutrons, would have nothing to stop ... More »

www.reference.com Science Chemistry Atoms & Molecules

The forces that hold different atoms together are intramolecular forces called bonds. Additionally, there are interactive forces between atoms of different molecules, like the van der Waals force, but these are much weak... More »

www.reference.com Science Chemistry Atoms & Molecules

The two forces that hold atoms together in a molecule are the electric force and the nuclear force. These forces bind the three parts of an atom, which include electrons, neutrons and protons. More »

www.reference.com Science Chemistry Atoms & Molecules
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Most ionic compounds are soluble in water because the electrostatic forces of the polar water molecules are stronger than the electrostatic forces keeping the ions together. There are several exceptions, however, where t... More »

www.reference.com Science Chemistry Atoms & Molecules

Electron sharing is the sharing of the outermost electrons between two or more atoms without the complete transfer of electrons to form ions. When atoms share electrons, a covalent bond is formed. More »

www.reference.com Science Chemistry Atoms & Molecules

The difference between atoms, ions and isotopes is the number of subatomic particles. An atom is the basic building block of matter, the smallest molecule of an element that exists and that cannot be chemically divided b... More »

www.reference.com Science Chemistry Atoms & Molecules

Gold nanoparticles are gold atoms in solution that have been created by the process of adding a reducing agent to gold ions. The resulting products have optical and electronic properties that make them useful in a variet... More »

www.reference.com Science Chemistry Atoms & Molecules