To make its second-highest energy level be its valence energy level (being filled with an octet of electrons) and possess a more stable electronic arrangement, a strontium atom could form an ionic bond with two oxygen atoms.

The periodic table below shows the electronegativity values of some elements. Electronegativities A partial periodic table. Consider the positions of barium (Ba), sulfur (S), silicon (Si), and calcium (Ca) on the periodic table.

The following is an example of which type of chemical reaction? AgNO3 (aq) + NaCl (aq) - - > AgCl (s) + NaNO3 (aq) Single replacement Decomposition Double replacement Combustion

Hydrogen bond notes

Which statement describes an intensive property of matter? A. It is the same for every sample of a single substance B. It depends on how a substance was formed C. It is the same for every sample of every substance D.

Thomas was comparing the amount of salt dissolved in ocean water to the amount dissolved in water from the great salt lake in Utah. which of earths atmosphere is Thomas interested in?

Trisha and her lab partner filled a beaker with 150 milliliters of a 0.10 M HCl solution. How many moles of HCl are in the beaker? Remember, molarity = moles liter.

Why is the correct name of compound Silicon Pentoxide and NOT Silicon Pentoxide?

10. The density of aluminum is 2.7 g/cm². A 27g piece of aluminum will have what volume?

Which type of heat transfer involves the movement of warmed material? A. radiation B. conduction C. convection

During which stage of the cell cycle dies the cell condense chromosomes and break down the nuclear envelope