Chemistry & organic chemistry

CHEMISTRY & ORGANIC CHEMISTRY

• STUDY GUIDE

• Define “Chemistry” science that deals with the composition & properties of matter & the way that matter reacts with each other
• Define “element” matter consisting of only 1 kind of atom
• Define “chemical symbol” abbreviation for the element name
• Matter= mass- quantity or amount of an object
• volume-space an object takes up

• Write the chemical symbol for the following elements:
• *Carbon____
• *Hydrogen _____
• *Oxygen_____
• *Nitrogen_____
• *Phosphorous_____
• *Potassium_____
• *Sodium_____
• *Chlorine_____
• *Calcium_____
• *Magnesium_____

• Write the chemical symbol for the following elements:
• *Carbon C
• *Hydrogen H
• *Oxygen O
• *Nitrogen N
• *Phosphorous P
• *Potassium K
• *Sodium Na
• *Chlorine Cl
• *Calcium Ca
• *Magnesium Mg

• Define “chemical reaction”. A combination of atoms that occurs so greater stability occurs. Atoms will gain/lose/or share electrons for the purpose of achieving stability.
• Explain the following chemical reactions:
• H2 + O2 H2O
• the reactants are ____________
• the product is _______________

EXPLAIN

• 6CO2 + 6H20 →C6H12O6 + 6O2
• light
• The reactants are _______________
• The products are________________
• Define “compound”. Matter composed of 2 or more types of elements—ionic bond
• Define “molecule”. Matter composed of 2 or more atoms of elements—covalent bond. The smallest part of a compound where atoms are bonded covalently
• Salt has a chemical formula that is NaCl; is salt an element? Explain. An element is 1 kind of atom Na & Cl are 2 different elements

• Write the chemical formula for the following compounds (abbreviation for a compound):
• Water ___________________
• Glucose__________________
• Carbon dioxide_____________
• Chemical reactions that RELEASE energy are called exothermic.
• Chemical reactions that REQUIRE energy are called endothermic.
• The Chemistry of LIVING things is called organic chemistry.