Elements UNIT 1
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
Chemical formula | a representation of a compound in which the elements are represented by their symbols and subscripts represent the number of atoms of each element
🗑
|
||||
Subscript | the number written to the right and slightly below an element in a chemical formula; represents the number of atoms of an element present in a chemical formula
🗑
|
||||
Pure substance | a substance that is not mixed with any other substance
🗑
|
||||
Precipitate | the solid that is formed as a result of a precipitation reaction
🗑
|
||||
Physical change | change which alters the physical properties of a substance without changing its identity
🗑
|
||||
Chemical change | the formation of a new substance with different properties; cannot be undone by physical means
🗑
|
||||
Element | a pure substance that cannot be broken down chemically into simpler substances
🗑
|
||||
Compound | a pure substance made by chemically combining two or more elements; represented by a chemical formula
🗑
|
||||
Chemical symbol – | representation of the name of an element; written as a capital letter or a capital letter followed by a lowercase letter(s)
🗑
|
||||
Chemical reaction | a change caused by the interaction of two or more substances resulting in the formation of new substances
🗑
|
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:
tyoung67
Popular Science sets