Periodic Table(individual assessment)
Tech studies(individual assessment)
0
0
0
Anúncios
1
The Periodic Table is a tool that
They are just "elements" that don't make sense
aims to organize and group all chemical elements
none of the above options
serves to be periodic
2
What was the process of creating the periodic table like?
nobody knows
At the beginning of the 19th century, chemists had knowledge about various characteristics (density, atomic mass, reactivity, melting point, boiling point, physical state) of thirty chemical elements. This knowledge served as the starting point for the origin of the Periodic Table.
was created in 1874 by Japanese who were visiting England
3
What are the 10 main elements of the periodic table?
there's no way to know
butter, salt, bread, flour, cheese, ham, lettuce, tomato, kitchen and stove, these are the ingredients of a great sandwich
Carbon, oxygen, hydrogen and nitrogen stand out. Also important are calcium, phosphorus, sulfur, sodium, potassium and chlorine.
4
How many elements exist
None of the options
74
23
40
5
The Teacher of Tech Studies is cool?
Yes🤩💃❤
No😔😨😡
