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An atom is formed when a nucleus gloms on to electrons that are cool / slow enough to capture. A nucleus is formed when protons and neutrons are smashed together by a star. The star is held together by gravity. Protons and neutrons are formed by quarks, which have never been seen to be in anything other than collections of quarks. So, given quarks, atoms can / will be formed by charge and gravity. The harder question is, can quarks form themselves...
Yes.
Yes. Hydrogen (H1)has just one proton and one electron, although two heavier isotopes, deuterium (H2) and tritium (H3), occur naturally and contain one and two neutrons, respectively.
It's believed that in larger atomic nuclei, neutrons are the "glue" which bind the protons together; without the presence of neutrons the positive charges of the protons would strongly repel them from each other.
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Yes, however, the atom of hydrogen (or protonium) is the only atom that has no neutron.
Yes. They often do. Basic definition of an atom would be: "An atom is the smallest piece of matter that can exist on its own"
ummmm, no.
A nucleus without any electrons would be an ion or a nuclear particle such as the α-particle, not an atom
atom exist in the molecule
yes some can
because it has more energy
Many atoms have electron configurations that are unstable. By sharing electrons with one or more other atoms, new, more stable electron configurations form.
no
element
Atoms cannot exist in a free state on their own, but can exist in a free state as molecules.
No.
Yes: Atoms of krypton almost always do exist independently of chemical bonding to any other atoms.
bcz their energy is low thats why they can exist independently while the energy of some atoms is so high that they can only exist as ions or molecuoles not as free atoms
a molecules are made of atoms
Many atoms have electron configurations that are unstable. By sharing electrons with one or more other atoms, new, more stable electron configurations form.
Yes, single-celled organisms can exist independently.
no exist,all bacterias can move independently
There is sufficient chemical driving force to cause most elements to react with other elements into contact with which the elements come.
There is sufficient chemical driving force to cause most elements to react with other elements into contact with which the elements come.
Noble gases have completely filled orbitals. They are stable, chemically inert, do not generally form compounds and hence exist as isolated atoms.
Atoms of most elements are not able to exist independently. Atoms form molecules or ions aggregate in large numbers to form the matter that we can see. Molecule is capable of independent existence.
no
element