5. Which pair of elements would combine to forin an ionic compound?

a. potassium and magnesium

c. silicon and oxygen

b. potassium and sulfur

d. silicon and sulfur

What takes place among elements to form an ionic bond? A. One or more electrons are transferred. B. One or more electron shells are shared. C. One or more electrons are shared. D. One or more electron shells are transferred.

PCl3 (g) + Cl2 (g) ⇋ PCl5 (g) Kc = 91.0 at 400 K. What is the [Cl2] at equilibrium if the initial concentrations were 0.24 M for PCl3 and 1.50 M for Cl2 and 0.12 M PCl5.

Is the measure of a quantity of energy. Temperature Mole Heat Kinetic motion

The gas inside of a soda can is called what? Carbon dioxide oxygen chlorine h2o

Is it true or false that atoms form bonds by sharing physical properties

If energy can neither be created nor destroyed in a chemical reaction, what can happen to the energy

Effect of ph on conformation of aplha helix

How can we tell when something is polar or non-polar in an Inter-molecular Force?

A reaction is most likely to occur when reactant particles collide with

A student has a solution with a pH of 7. The student adds HF, hydrogen floride, to the solution, hoping to increases the pH of the solution. What is wrong with this student's approach? Select one: A. You cannot change the pH of a solution. B.