Atoms, Elements, Compounds, and Mixtures

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Can you name the Atoms, Elements, Compounds, and Mixtures?

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An uncharged particle in the nucleus of an atom.
Matter that is NOT considered to be a single substance is called a _________.
Elements that have characteristics of both metals and nonmetals.
A negatively charged particle that is part of every kind of matter.
The number of protons in the nucleus of an atom of an element.
J.J. Thomson's cathode-ray experiments led to the discovery of the _______________
A substance whose smallest unit is made up of atoms of more than one element.
Water is an example of a _______________
particles in an atom's nucleus that do not have an electric charge
The mass of the mixture of the isotopes for an element.
An atom of the element with the atomic number of 6 always has 6 ______ in its nucleus
contains only one kind of atom
Electric conductivity is a property associated with________.
During Thomson's experiments, streams of ________________were affected by the magnet.
A compound with the formula C6H12O6 is made up of how many atoms?
Mixtures are the same throughout.
Elements that make up about 97% of the human body
Isotopes are atoms of the same element that have a different number of _________
Matter that has the same composition and properties throughout.
To find the number of neutrons in an isotope, subtract the atomic number from the ______ number
Two or more substances mixed together which don't make a new substance
Mixtures with visible components.
A positively charged particle that is present in the nucleus of all atoms.
Rutherford's experiment showed that most of an atom is made up of___________
QuestionsAnswers
True or False? J.J. Thomson's experiments with cathode rays led to the discovery of the neutron.
The atomic number of an element tells the number of __________in the nucleus of an atom of that element
True or False? Rutherford's experiments showed that alpha particles could pass through foil because most of an atom is neutrally charged.
Rutherford's use of gold foil showed that most of an atom is made up of ______________.
the mass number of an atom consists of the mass of the protons and _________
Matter that is only made up of one kind of atom.
These particles have a negative charge.
The number of neutrons plus protons in the nucleus of an atom.
Elements that generally have a shiny or metallic luster.
True or False? Metalloids are elements that have characteristics of both metals and nonmetals.
A pure substance whose smallest unit is made of atoms of more than one element.
Two or more substances that are together, but not combined.
These particles have a neutral charge.
A sample of matter with the same composition and properties throughout.
Air is an example of a _____________
A dust particle is an example __________
These particles have a positive charge.
J.J. Thomson used the fact that ___________ charges attract each other in his cathode-ray tube experiment
True or False? Fruit salad is an example of a heterogeneous mixture
The region surrounding the nucleus in which the electrons move about.
Atoms of the same element that have different numbers of neutrons.
Most elements found on the left side of the periodic table are_____________
He developed a model called the atomic theory of matter.

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Created Sep 29, 2010ReportNominate
Tags:elements, atom, compound, mixture