Periodic Table

Front

Which scientist edited the Periodic Table and arranged elements in increased atomic number?

Back

Moseley

Front

Which scientist created the Periodic Table and arranged elements in increasing atomic mass?

Back

Mendeleev

Front

Elements in the same group or family have _____________.

Back

the same number of valence electrons and similar properties

Front

Which class of elements are malleable, ductile, shiny when clean and polished, good conductors of heat and electricity, and reacts with acids to form hydrogen gas?

Back

metals

Front

What is the name of Group 1 elements?

Back

Alkali Metals

Front

What is the name of the elements that are unreactive and have a full octet?

Back

Noble Gases

Front

What is an atom or bonded group of atoms that has a positive or negative charge?

Back

ion

Front

What is the term of an atom that will lose electron(s) and have a positive change?

Back

cation

Front

Why does the Halogen group have an oxidation number of -1?

Back

The Halogen group will gain one electron, therefore have an oxidation number of -1.

Front

Where are metalloids located on the Periodic Table?

Back

The elements that touch the staircase except aluminum.