An arrangement of the elements in order of their atomic numbers so that elements with similar properties fall in the same column, or group. This modern object has several different explainations & has lots of information included.
What is The Periodic Table?
100
The periodic table is seperated in 4 different block elements called.
What is S-block, P-block, D-block, & F-block?
100
1/2 the distance between the nuclei of identical atoms that are bonded together, can be defined as?
What is Atomic Radius?
200
Sperates the metals on the periodic table from the non-metals.
What is stepping ladder?
200
The elements of group 1 of the periodic table, named Lithium, Sodium, Potassium, Rubidium, Cesium, & Francium, are all known as one. What are they known as?
What are Alkali Metals?
200
The trend to smaller atoms across the periodic table is caused by the increasing of what?
What is the positive charge of the nucleus?
300
A law that states that the physical & chemical properties of the elements are periodic functions of their atomic numbers.
What is the Periodic Law?
300
There are two main types of Nonmetals, they are?
What is Halogens & Noble Gases?
300
An atom or group of bonded atoms that has a positive or negative charge is known as?
What is an ion?
400
The 2 groups placed at the bottom of the periodic table. element 58-71 &m 90-103.
What is the lanthanides & the actinides?
400
The elements of Group 2 of the periodic table named, Beryllium, Magnesium, Calcium, Strontium, Barium, & Radium, are all known as?
What are Alkaline-earth metals?
500
The peridoic table has a total 18 ______ & 7 _____.
What is Groups and Periods?
500
The whole d-block on the periodic table consists of only these metals?