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atoms test

a random test i desperately need to study for

What is a subatomic particle with a negative charge? electron
What is a subatomic particle with a positive charge? proton
What is a subatomic particle with a neutral charge? neutron
Two or more atoms joined together form what? molecule
What is a substance made up of atoms of two or more elements? compound
Where do we find the arrangement of elements by similar properties? periodic table
What is the smallest unit of an element with the same characteristics of that element? atom
What is the center of an atom called? the nucleus
What is a substance made of only one kind of atom. element
What holds atoms together? Subatomic particles and positive and negative charges.
What does the atomic number tell us? how many protons are in the nucleus
The periodic table arranges elements by their atomic number and what else? group (similar properties)
What are properties of metals? being ductile, malleable, conduct, insulator, and luster
In relation to atoms, what makes a good insulator? It holds on tightly to its electrons
In relation to atoms, what makes a good conducter? The atoms allow electrons to flow
What makes an element the element that it is? The number of protons it has
The area in which electrons move are called orbits and what? energy levels
Where is most of an atom's mass? in the nucleus
Created by: cheeseconsumer