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Elements
Elements and the Periodic Table
Question | Answer |
---|---|
What are the three parts of an atom? | Proton, Neutron and Electron |
What is the nucleus located in an atom? | Center of Atom |
What make up the nucleus? | Protons and Neutrons |
What type of charge does a proton have? | Positive |
What type of charge does a neutron have? | Neutral |
What type of charge does an electron have? | Negative |
What gives the number of protons in an atom? | Atomic Number |
Who created the first periodic table? | Mendeleev |
What characteristic of metal is demonstrated when a metal can be pulled into a long wire? | Ductility |
Is a metal shiny or dull in appearance? | Shiny |
What machine separates elements heavier than uranium? | Particle Accelerator |
An element that is dull, brittle and not a good conductor is a metal or non-metal? | Non-metal |
What is a row of elements called on the periodic table called? | Period |
What is a column of elements on the periodic table called? | Group |
What is a mixture of free electrons and atomic nuclei? | Plasma |
What type of elements has the properties of both metals and nonmetals? | Metalloids |
What is an atom with the same number of protons but different number of neutrons? | Isotope |
What is the most reactive group on the periodic table? | Alkali Metals |
What creates huge explosions that break apart very large stars? | Supernovas |
What is the most reactive non-metal group whose atoms gain or share an electron? | Halogen |
What can be determined about by the position of properties on the periodic table? | Similar properties |
When heat and electricity can pass through and element easily it is a good _______________. | Conductor |
What property of a metal is it when you can hammer it into thin sheets? | Malleable |