Chem 1305 Study guides, Class notes & Summaries

Periods left to right-gradual change Groups up and down-super similar Alkali Metals Group 1: Very reactive with H2O Usually only form one bond Alkaline-Earth Metals Group 2: More stable than group 1 usually form 2 bonds Transition Metals Group 3B-2B: Can make any number of bonds Bond like Group 1 & Group 2

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS

Final Exam study guide for CHEM 1305

Which of the following statements is incorrect? A). a body in motion possesses kinetic energy because of its motion B). an object possess potential energy because of its position or composition C). nuclear energy is an important kind of potential energy. D). chemical reactions and physical changes that release energy to their surroundings are endothermic E). the Law of Conservation of Matter and Energy states that the combined amount of matter and energy in the universe is fixed. - D

Bonding - the joining of two atoms in a stable arrangement Elements will ____,_____, or ______ electrons to reach the electron configuration of the noble gas closest to them in the periodic table - gain, lose, share Ionic Bonding - result from the transfer of electrons from one element to another Covalent Bonds - result from the sharing of electrons between two atoms How Do Ionic Bonds Form? - By a metal on the left side of the periodic table, and a nonmetal on the right side of the peri...

biochemistry - (Q1a) study of chemical substances derived from plants and animals experiment - (Q1a) the procedure of collecting data and recording observations under controlled conditions inorganic chemistry - (Q1a) study of chemical substances that do not contain the element carbon organic chemistry - (Q1a) study of chemical substances that contain the element carbon agriculture, medicine, petrochemical, pharmaceutical - (Q1a) chemistry play an important role in the following industr...

hypothesis - testable assumption theory - well-tested explanation that unifies a broad range of observations H20 - water NH3 - ammonia CH4 - methane H2O2 - hydrogen peroxide H3O+ - Hydronium NH4+ - Ammonium