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6HMS-- Atoms and Elements
goes with chapter E1 homedale
positively charged particle of an atom, located in the nucleus
negatively charged particle; located outside the atomic nucleus
neutral particle of an atom, located in the nucleus
substance that contains only one type of atom
they are shiny, ductile, malleable, good conductors of thermal energy
elements on the periodic table that are usually dull in appearance, poor conductors of heat and electricity, gases at room temperature
A state of matter that has a definite shape and a definite volume
The state of matter that has a definite volume but not a definite shape
matter that does not have a definite shape or volume
a table of elements arranged according to their atomic number
the number of protons in the nucleus of an atom
Any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt Has a reading lower than 7
A substance that tastes bitter, feels slippery, and turns red litmus paper blue, and reacting with an Acid to form a salt Has a reading above 7 to 14
the property of a metal that indicates that it can be bent, hammered and rolled into sheets
when a different number of neutrons are in the nucleus of an atom
a state of matter that starts as a gas and then becomes ionized
two or more elements bond together in definite proportions
the smallest component of an element having the chemical properties of the element
the positively charged dense center of an atom
An atom or group of atoms that has a positive or negative charge.