Atoms

Descripción

Year 10 Chemistry Fichas sobre Atoms, creado por admin8860 el 07/11/2013.
admin8860
Fichas por admin8860, actualizado hace más de 1 año
admin8860
Creado por admin8860 hace más de 10 años
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Resumen del Recurso

Pregunta Respuesta
What is an atom? An atom is the smallest form of a chemical particle.
Who was the founder of modern atomic theory? John Dalton
Name the three sub-atomic particles within an atom? 1. Protons 2. Neutrons 3. Electrons
What charge does a proton have? Positive
What charge does a neutron have? No charge/Neutral
What charge does an electron have? Negative
Which sub-atomic particle has a positive charge? Proton
Which sub-atomic particle has a neutral charge? Neutron
Which sub-atomic particle has a negative charge? Electron
Which sub-atomic particles make up the nucleus of an atom? Protons and Neutrons
What part of an atom is made up of protons and neutrons? The nucleus
What sub-atomic particles surround the nucleus of an atom? Electrons
Which model do we use to represent atomic structure in a three-dimensional manner? The electron shell model
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