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Topic 4 - How Atoms Combine
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Why are the noble gases very stable elements?
As they have a stable electron arrangement - 8 electrons in their outer shell
When atoms combine they are held together by
______?
bonds
Non - metal elements bond together by sharing electrons. What is a shared pair of electrons called?
A covalent bond
A molecule containing two atoms bonded together is called a ______ molecule?
diatomic
Name the seven diatomic molecules
Hydrogen
Oxygen
Fluorine
Nitrogen
Chlorine
Bromine
Iodine
In an equation what are shown on the left?
the reactants
In an equation what are shown on the right?
the products
Author
Anonymous
ID
73268
Card Set
Topic 4 - How Atoms Combine
Description
Standard Grade Chemistry - Topic 4 - How Atoms Combine
Updated
2011-03-16T17:48:33Z
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