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

Which outdated atomic model could be linked to chocolate chip cookie dough?

If an energy level has each of these types of orbitals, then how many copies of it does it contain? Also, if each copy of an orbital can hold up to 2 electrons, then how many total electrons in that type of orbital are present in the energy level?

You place a balloon in a closed vacuum chamber at STP. You reduce the pressure by half. What happens to the balloon? a. It doubles in volumes. b. It stays the same. c. It reduces the size by half.

Why is carbon dioxide used in fire extinguisher?

What forensic technique is seen as reliable? Why is this? what makes this technique more reliable and accurate than other techniques?

Is the dissolution of lithium iodide endothermic or exothermic?

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

Enter a balanced chemical equation for the reaction between aluminum metal and liquid bromine.

What does DNA instructions for making what

Which of the following substances act as a catalyst in the body? A) carbohydrates B) nuclear Acids C) Lipids D) enzymes