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Element vocab

Kurt Saban

This will help see if you know the word for the definition given.

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Across
1.arrangement of elements in columns, based on a set of properties that repeat from row to row
6.elements with properties that fall between those of metals and nonmetals
7.the process of adding electrons to or removing electrons from an atom or group of atoms
9.the weighted average of the masses of the isotopes of an element
10.unreactive elements in group 18 of the periodic table
12.up and down column on the periodic table
13.an ion with a positive charge; loss of electrons
15.atom or a group of atoms that has a positive or negative charge
17.Group 1A elements extremely reactive
19.a neutral subatomic particle in the nucleus of an atom
20.a positively charged subatomic particle in the nucleus of an atom
21.elements that form a bridge between the elements on the left and right side of the periodic table
Down
1.each row of the periodic table
2.Group 2A elements very reactive
3.the total number of protons and neutrons in the nucleus of an atom
4.an ion with a negative charge; gain of electrons
5.left of the zigzag line, shiny, malleable, ductile, good conductors of electric current, good conductors of thermal energy
8.electrons that occupy the outermost energy level
10.elements that are usually dull in appearance, poor conductors of heat and electricity, gases at room temperature
11.any atoms having the same number of protons but a different number of neutrons
14.the center of an atom made up of protons and neutrons
16.a negatively charged subatomic particle found in the energy level of an atom
18.the smallest particle that has the properties of an element

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