Noun. 1. addition reaction-a chemical reaction in which one molecule is added to another. chemical reaction, reaction - (chemistry) a process in which one or more substances are changed into others; there was a chemical reaction of the lime with the ground water. 1  Facebook. 2  Twitter.
Kettlestone is a village and civil parish in the English county of Norfolk. It covers an area of 7.55 km2 (2.92 sq mi) and had a population of 177 in 85 households at the 2001 census, increasing to 197 at the 2011 Census. For the purposes of local government, it falls within the district of North Norfolk.
also called kettle drums; outside of the drum can be made of fiberglass or copper and has a rounded bottom that is shaped like a kettle; come in a variety of sizes and can actually play different tones or notes when the musician presses a pedal; is played with specially designed mallets; are an important part of an orchestra