Periodic Table
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Where did chemists assemble to solve the problems of no way to determine number of atoms in a particular compound or no consistent way to find atomic mass? | 1st international congress of chemists
🗑
|
||||
| presented a method for determining atomic mass | Cannizaro
🗑
|
||||
| included the new values for atomic mass in a textbook he was writing | Mendeleev
🗑
|
||||
| discoverer of periodic law | Mendeleev
🗑
|
||||
| examined the line emission spectra for 38 elements and noticed that elements fit better into patterns when they were arranged according to nucleur charge or the number of protons in the atoms | Moseley
🗑
|
||||
| his work led to defintion of atomic number | Moseley
🗑
|
||||
| states that the physical and chemical properties of the elements are periodic functions of their atomic numbers | Periodic Law
🗑
|
||||
| an arrangement of the elements in order of their atomic number so that elements with similar properties fall in the same column or group | modern periodic table
🗑
|
||||
| discoverer of Radon | Dorn
🗑
|
||||
| additions to the new periodic table: | noble gases, lanthanides, actinides
🗑
|
||||
| added noble gas group to periodic table and discovered the noble gases | Ramsay
🗑
|
||||
| group of 8 electrons filling the highest energy level of an atom | octet
🗑
|
||||
| a unique element with properties that do not match any of those on the periodic table | hydrogen
🗑
|
||||
| group 1 | alkali metals
🗑
|
||||
| silvery metals that are soft enough to be cut with a knife; very reactive; 1 outer shell electron | alkali metals
🗑
|
||||
| group 2 | alkaline earth metals
🗑
|
||||
| harder, denser,stronger than group 1 metals; 2 outer shell electrons | alkaline earth metals
🗑
|
||||
| d-block elements | transition elements
🗑
|
||||
| shiny metals; good conductors | transition elements
🗑
|
||||
| s-block elements together with the p-block elements | main group elements
🗑
|
||||
| shiny 4f metals silimar in reactivity to alkaline earth metals | lanthanides
🗑
|
||||
| 5f metals that are all radioactive | actinide
🗑
|
||||
| actinide and lanthanides make up___ | inner transition elements
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
lovecamille018
Popular Chemistry sets