Arrange the elements in order of increasing atomic radlus. Use the periodic table the table
to locate the position of the elements in
Drag each tile to the correct box.
Tiles
barium
calcium
Oxygen
selenium
Sequernce

For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.