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

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