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Elements, Compounds

Elements, Compounds and Reactions

QuestionAnswer
The smallest part of matter Atom
Contains protons and neutrons Nucleus
The particle of matter that is bnegatively charged electron
Neutron Particle of atom with neutral charge
Proton Found inside the nucleus and is positively charged
Some examples of elements are copper, tin, oxygen. Argon lead and aluminium
When two atoms of oxygen are bonded together it is referred or called A molecule example oxygen gas is a molecule
When three atoms are bonded together, like in water It is called a molecule of a compond water
A metallic lattice When many atoms are bonded together, it is called a metal lattice
An element is a pure substance Copper
A compound consists of more than two atoms bonded together Water, carbondioxide
An impure substance Coke
Atom Cannot be cretaed nor can be destroyed
Periodic table Consists of all the elements found in this universe
Dmitri Mendeleev arranged the elements on the periodic table according to atomic number.
Symbol Identity of an element
Created by: Gyan.mudaliar
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