Identify the types of reactions and determine what products will form from the given reactants.

1. 2MgO + F2 ->

2. Fe2O3->

3. C2H4 + O2 ->

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next

Which statement best describes what happens when molecular compounds melt