Ions, molecules, Lewis dot & structure, VSEPR theory, Bond & molecular polarity, Questions And Answers

Ionic - ANS metals and non metals Covalent - ANS Two non metals Are electrons completely transferred when it is ionic or covalent - ANS Ionic Are the electrons shared when it is covalent or ionic - ANS Covalent What are positively charged electrons called? - ANS Cation (cat-ion) What are negatively charged electrons called? - ANS Anion (an-ion) If the element (fluorine) is an anion what will it be called? - ANS Fluoride If the protons are 8 and the electrons are 10 what is the net charge? - ANS 2- When atoms lose electrons - ANS It becomes positively charged When atoms gain electrons - ANS Negatively charged Aluminum and oxygen - ANS Aluminum oxide Fluorine in IDE - ANS Flouride Chlorine in IDE - ANS Chloride Bromine in IDE - ANS Bromide Iodine in IDE - ANS Iodide Oxygen in IDE - ANS Oxide Sulfur in IDE - ANS Sulfide Nitrogen in IDE - ANS Nitride Phosphorous in IDE - ANS Phosphide δ - ANS Partial charge (little bit) δ+ - ANS Partially positive δ- - ANS Partially negative negative When the electrons are shared equally what are they called? - ANS Non polar covalent When the electrons are somewhat shared but not equally what are they called? - ANS Polar covalent High melting + boiling point ionic or covalent - ANS Ionic Strong bonds ionic or covalent - ANS Ionic Solids at room temp ionic or covalent - ANS Ionic Electrical reactive ionic or covalent - ANS Ionic Household cleaners/NaCl ionic or covalent - ANS Ionic Dissolves in wanted ionic or covalent - ANS Ionic Liquids and gases at room temperature ionic or covalent - ANS Covalent Weak bonds ionic or covalent - ANS Covalent does not conduct electricity ionic or covalent - ANS Covalent Cooking oil, soap, methane, SiO2 ionic or covalent - ANS Covalent What does VSEPR stand for - ANS Valance Shell Electron Pair Repulsion Which is the central atom *-*-* - ANS The * in the middle When two things surround a central atom what does it create - ANS A linear What's the degree of the angle for a linear - ANS 180° When there are three things surrounding a central atom what does it create - ANS Trigonal planar What's the degree of the angle of a trigonal planar - ANS 120° When four things are surrounding a central atom what is it called - ANS Tetrahedral What's the degree of the angle of a tetrahedral - ANS 109.5° When there are two left over electrons on the central atom with four things surrounding the central atom what does it create - ANS Trigonal pyramidal What's the degree of the angle of a trigonal pyramidal - ANS 107°