Atoms are bound together into collections called molecules, compounds, ions, and other types of groups. Which of these is classified as a compound, but NOT classified as a molecule? Group of answer choices

Cobalt - Co

Hydrogen - H2

Carbon dioxide - CO2

Potassium chloride - KCl

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole