What is the ideal gas constant?

a. it is a constant that applies only at stp.
b. it is a specific constant for a particular gas.
c. it is a universal constant used for all gases.
d. it is a constant that depends on the conditions.

Noble gases are the most reactive elements on the periodic table. a. true b. false

Which is a difference between molecular compounds and ionic compounds? select the correct answer below: question 5 options: molecular compounds typically form between a metal and a nonmetal, while ionic compounds typically form between nonmetals. molecular compounds result from the transfer of electrons between atoms to form ions, while ionic compounds result from the sharing of electrons between neutral atoms. molecular compounds are formed of discrete, neutral molecules, while ionic compounds are formed of large repeating arrays of opposite charges. molecular compounds have high melting points and high boiling points, while ionic

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?