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Intro to the Per.Tab

Notes for the Quiz on the Introduction to the Periodic Table Video.

QuestionAnswer
Elements that come in different forms like the element carbon Allotropes
The following are physical characteristics of elements : Color, odor, state, solubility, malleability, ductility, FP/MP, BP
The Russian scientist given credit for creating the periodic table because he predicted accurate properties for elements that had not yet been discovered. Dmitri Mendeleev
Mendeleev's table was based on: Increasing atomic mass
The modern day periodic table is based on: It was changed by who? When was it changed? Increasing atomic number It was changed in 1913 by British scientist, Henry Moseley.
A German scientist who was working on creating a periodic table around the same time as Mendeleev. Lothar Meyer
The number of protons in the nucleus of an atom. Atomic number
The total number of protons and neutrons (a.k.a. nucleons) in the nucleus of an atom. Atomic mass (or weight)
The vertical columns in the periodic table are called: How many of them are there in the periodic table? Families or groups There are 18 families in the periodic table
The horizontal rows in the periodic table are called: How many of them are there in the periodic table? Periods There are 7 periods in the periodic table
Group (family) 1 is called the Alkali metals
Group (family) 2 is called the Alkali earth metals
Group (family) 17 is called the Halogens
Group (family) 18 is called the Inert gases or Noble gases
Elements located to the left of the staircase, except hydrogen, are called: Metals
Elements located to the right of the staircase are called: Nonmetals
The elements that border the staircase, except aluminum and polonium, are called: How many of them are there in the periodic table? Metalloids There are 7 of them
The large group of elements in the center of the periodic table (groups 3-12) are called the: Transition metals
The elements that are located at the bottom of the periodic table are called the: Rare earth elements
Created by: 16jpost
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