Atoms, Elements, Compounds, and Mixtures

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

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

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