10 Questions
Smallest particle of an element is called an ______
atom
Building blocks of matter
atom
parts of an atom
electron, proton, neutron, nucleus
Believed that atom were uniform, solid, hard, incompressible, and undestructible
atomos proposed by democritus in 400 B.C
thoughts on the belief that all things on earth develop from 4 main elements of matter; Fire, Water, Earth and air
4 elements proposed by aristotle
It states that all objects are made of particles called atoms and that they are solid spheres that cannot be divided
solid sphere model proposed by john dalton in 1803
It describe the atom as negatively charged particles swimming a positively charged sea
plum pudding model proposed by J.J Thompson in 1904 .
It states the negatively charged electrons surround the nucleus of an atom. He also claimed that the electrons surrounding the nucleus revolve around it with very high speed in circular paths.
nuclear model proposed by ernest rutherford in year 1911
It states that a small positively charged nucleus is surrounded by revolving negatively charged electrons in fixed orbits
bohr atomic model proposed by niels bohr in year 1911
describe the possibility of placing electrons within an atom by describing the principal energy level, energy level, orbital (arbitrary level)
quantum mechanical model proposed by erwin schrodinger in year 1926
Test your knowledge on the smallest particle of an element with this quiz. Identify the correct term to complete the sentence: Smallest particle of an element is called an ______.
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