21 Select the correct answer from each drop-down menu.
What are the chemical names of these compounds?
KE
Mg3N2
Reset
Next
Reset
Next
Q

How are the terms group and period used on the periodic table

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.

37.0 °c = °f (human body normal temperature)