Science Quiz / Atoms, Elements, Compounds, and Mixtures

Random Science or Elements Quiz

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

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

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