The noble gases helium, neon, argon, and krypton are all located in group 18 of the periodic table. What can you predict about these elements, based on their group?
A. These elements react with many non-metals to form electrolytes.
B. These elements are unstable and will easily react with metals to form rust.
C. These elements are very common in the atmosphere.
D. These elements are so stable they do not easily react with anything,

Select the correct answer. what is the nature of the se-cl bond in a molecule of selenium chloride (secl2) if the electronegativity value of selenium is 2.55 and that of chlorine is 3.16?

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide