Which term names elements that are usually shiny and good conductors of heat and electricity? a. gases b. metals c. solids d. nonmetals

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

Identify arrows pointing to bonding electrons. done h-0-0-h ) intro

Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.