The Atom100What subatomic particle has a negative charge?Electron200What subatomic particle has no charge?Neutron300Where are electrons found in an atom?Electron Cloud or orbital400What are the maximum number of electrons in an s orbital?2500What are atoms of the same element that have different number of neutrons called?IsotopesPeriodic Table100What is the symbol that represents the element Silver?Ag200How many protons are in the element with the symbol C?6 protons in Carbon300What is the name of the group of elements that fluorine and iodine are in?Halogens400What is another name for group 18?Noble gases500Why are the transition metals 10 to a period?d-blockDefine the following100Iona charged particle, either the atom or molecule has gained or lost an electron.200atomic radiusone-half the distance between the nuclei of two bonded atoms300the Law of Conservation of MatterIn chemical reactions, matter is neither created nor destroyed.400Ground Statethe lowest energy state (for electrons)500AUFBAU principleElectrons fill the lowest possible energy levels first and then build up.Chemicals100Is the cooking of an egg a chemical or physical change?chemical change200Is Air matter or energy?matter300What is state of matter in which a material has neither a definite shape nor a definite volume?gas400How many neutrons are in the isotope Plutonium-245?Covalent500Is a solution of salt water a heterogenous or homogenous mixture?homogenousNumbers, Units and Measurement100What is the SI unit for length?meter200What is the unit mL used to measure?volume300How many significant digits are in the number 0.35? 2400What is avogadro's number equal to?1 mole or 6.022 x 10²³ particles500What is the density of an object with a mass of 10 g and a volume of 8 cm³?12g/8cm³ =1.5 g/cm³Daily DoubleThe AtomWhat sub-atomic particle did the cathode ray tube prove the existence of?The electron.