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Science L8 Elements, Compounds, & Mixtures
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The solute is the part of a solution that must be dissolved. True or false
True
A heterogenous mixture has all ___________ distributed substances in it. EVENLY or UNEVENLY
Unevenly
A heterogenous mixture has all evenly OR unevenly distributed substances in it
An element is a simple substance that can be broken down. True OR false
False
Which element is highly reactive, like the Alkali Metals, but isn't in fact a metal at all? Hydrogen OR calcium
Hydrogen
What is the name of the Family of elements that contains Oxygen and Hydrogen? Metals or non-metals
Non-metals
The part of an atom where the protons are located is called…
Nucleus
What is another name for the shell that the electrons orbit around, in an atom
Electron Cloud
What is the only metal element that is a liquid at room temperature?
Mercury
True or False Elements in a mixture will keep their properties?
True
For the compound C6H12O6, identify what elements make up this molecule of glucose, and how many of each.
6 Carbon, 12 Hydrogen, 6 Oxygen
When two atoms of the same element combine together chemically they form...a diatomic molecule OR a triatomic molecule
Diatomic Molecule
To what 2 families do the majority of the radioactive elements belong to?
Lanthanides & Actinides
The distribution of electrons of an atom or molecule in their atomic or molecular orbitals.
Electron Configuration
A single atom or several atoms bound together forming the smallest particle that possesses all the characteristics of an element or compound.
Molecule
An elementary particle having no charge and equal mass to a proton, found in the nucleus of all atoms except Hydrogen.
Neutron
How is a mixture different from a compound?
A mixture does not create a new substance, each element keeps their original properties. A compound creates a new substance from two other substances.
True or False Compounds use some form of energy, usually heat, to transform the elements into a new substance. 
True
A positively charged particle, that exists dependently within the nucleus of an atom. 
Proton
A negatively charged particle, that exists independently outside the nucleus of an atom. 
Electron
What are called the building blocks of matter
Elements or Atoms
The product of combining two or more substances that retain their properties. 
Mixture
What are the horizontal rows on the periodic table called?
Periods
Two or more different atoms that combine together to form a….
Compound
A notation of one or two letters representing a chemical element.
Symbol
This substance is made up of two or more elements chemically combined?
Compound
True or False, Nitrogen is a Metal?
False
The basic unit of a chemical element, that is made up of protons, electrons, and neutrons.
Atom
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