In forming chemical bonds, atoms attain: a. Greater stability
b. The electron configuration of the nearest noble gas atoms
c. A state of lower energy
d. All of the above

Which is true of the reactants in this displacement reaction? fe + 2hcl fecl2 + h2 a. the reactants are located to the left of the arrow in the chemical equation. b. the reactants contain 1 iron atom, 2 hydrogen atoms, and 1 chlorine atom. c. the reactants are the atoms, molecules, or compounds formed in the reaction. d. the reactants have the same physical and chemical properties as the products.

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

Select the correct location on the image identify the element that humans need to breathe. 2015 er r ights reserved