Atoms, Elements, Compounds, and Mixtures

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

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

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