Which of the following elements has the lowest lonization energy A. Flourine
B. Francium
C. Hydrogen
D. Lithium

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

Explain the relationship between forward and backward reactions in equilibrium, and predict how changing the amount of a reactant (creating a tension) will affect that relationship.

In a copper wire, a temperature increase is the result of which of the following