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Atom - Simple English Wikipedia, the free encyclopedia


An atom is the basic unit that makes up all matter. There are many different types of atoms, each with its own name, mass and size. These different types of ...

A world of atoms. Elementary my dear. - School Science


The elements. There are more than 109 different types of atom - one for each element. ... How many different combinations of two atoms can we make? (Type a  ...

Isotopes: Different Types of Atoms - For Dummies


Atoms in a chemical element that have different numbers of neutrons than protons and electrons ... There's even an isotope of hydrogen containing two neutrons.

Questions and Answers - How many atoms are there in the world?


The mass of an object is a measure of how much material the object has. ... amount of the earth for the most abundant types of atoms (also called the element ).

Atoms - What are they? What's inside them? - Explain that Stuff


Apr 6, 2016 ... But if you had a few dozen different types of atom, you could build all these ... There are engines inside cars, pips inside apples, hearts and lungs ... is called the nucleus) and the electrons, which are very much smaller, whizz ...

How many different types of atom - Answers.com


There are 118 different types of atoms because there are 118 elements on the periodic table of elements and each element is made of one type of atom like ...

Atoms, Elements, and Molecules - Polymer Science Learning Center


Atoms are so small that there are millions and billions and trillions in the tiniest speck you can see. Solids, liquids, gases ... ELEMENTS are the kinds of atoms that we can have. Carbon is an ... Molecules can be much bigger. One molecule of ...



Elements are substances consisting of one type of atom, for example Carbon atoms make up diamond, .... Since the electrons spend so much time with the oxygen (oxygen having a greater .... If this site is busy there are a series of mirror sites.

How many atoms make up a single element? | Reference.com


An element is a description of a type of atom, so a single atom is representative of an element but not an element itself. "An atom" refers to a physical entity; "an ...

How many naturally occurring atoms are there? | Reference.com


The are 92 naturally occurring atoms, or elements. Two of these elements, Technetium and ... How many different elements are in a water molecule?

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The Periodic Table of the Elements - Windows to the Universe


Apr 29, 2003 ... Everything you see around you is made of tiny particles called atoms. There are many different types of atoms, each with a special combination ...

What is an element? How many elements are there? - Science ...


An element is a substance that is made entirely from one type of atom. For example ... These different versions of hydrogen are called isotopes. All isotopes of a ...

Question: How many different types of atoms are in the human body?


Jun 18, 2013 ... Question: How many different types of atoms are in the human body? ... Then there are a huge range of metals present to a greater or lesser ...