Is it true or false I need help.

All of the following are part of the biosphere except

I’m an electrically neutral atomic any element, there are equal numbers of

How does the value of the equilibrium constant show that a reaction reaches equilibrium very quickly? (a) the equilibrium constant is large. (b) the equilibrium constant is small. (c) the equilibrium constant is zero. (d) the value of the equilibrium constant does not show how quickly a reaction comes to equilibrium.