hi
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
atom | the smallest particle into which an element can be divided and still be the same element.
🗑
|
||||
electron | negatively charged particles.
🗑
|
||||
nucleus | a small, dense center that has a positive and is surrounded by moving electrons.
🗑
|
||||
proton | the positively charged particles in the nucleus.
🗑
|
||||
neutron | uncharged particles in the nucleus.
🗑
|
||||
electron cloud | an area around the nucleus.
🗑
|
||||
atomic number | the number of protons in the nucleus of an atom.
🗑
|
||||
mass number | the total number of protons and
🗑
|
||||
periodic table | Mendeleev's arrangement of the elements
🗑
|
||||
chemical symbol | an abbreviation for the element's name
🗑
|
||||
average atomic mass | the weighted average of the masses of all the naturally occurring isotopes of that element
🗑
|
||||
metals | elements that are shiny and conduct heat and electricity
🗑
|
||||
nonmetals | poor conductors of heat and electricity
🗑
|
||||
metalloids | elements that have some properties of metals and some properties of nonmetals
🗑
|
||||
group | each vertical column of elements on the periodic table
🗑
|
||||
period | each horizontal row of elements on the periodic table
🗑
|
||||
chemical bond | an interaction that holds atoms r ions together
🗑
|
||||
valence electrons |
🗑
|
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:
madness25
Popular Science sets