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Seat # _____ Name __________________________________________________________ What’s My Name? 1. I have 12 Protons: ___________________________ 2. I have 23 Electrons: ___________________________ 3. My Atomic Number is 8: ___________________________ 4. I have 11 Protons: ___________________________ 5. I have 5 Electrons: ___________________________ 6. My Atomic Number is 16: ___________________________ What’s My Atomic Number? 1. Sodium: ________ 2. Nitrogen: ________ 3. Ar: ________ 4. Co: ________ 5. C: ________ 6. Sulfur: ________ What’s My Symbol? 1. Arsenic: ________ 2. Chlorine: ________ 3. Tungsten: ________ 4. Uranium: ________ 5. Silver: ________ 6. Calcium: ________ How Many Protons do I have? 1. Nickel: ________ 2. Helium: ________ 3. Silicon: ________ 4. Titanium: ________ 5. Germanium: ________ 6. Boron: ________ What’s My Electron Configuration? 1. Beryllium: 1st level ____ 2nd level ____ 3rd level ____ 2. Carbon: 1st level ____ 2nd level ____ 3rd level ____ 3. Helium: 1st level ____ 2nd level ____ 3rd level ____ 4. Magnesium:1st level ____ 2nd level ____ 3rd level ____ 5. Chlorine: 1st level ____ 2nd level ____ 3rd level ____ 1st level ____ 2nd level ____ 3rd level ____ 6. Argon: How Many Neutrons do I have? 1. Potassium 40 ________ 4. Sulfur 33________ 2. Sodium 23________ 5. Oxygen 17________ 3. Carbon 16 ________ 6. Uranium 235________ Who Am I? write my symbol in the square Answer the Following Questions 1. The number of Protons is the same as the ___________ number and the number of ________________ 2. The sum of the number ____________________________ of protons and neutrons is called the 3. Atoms of the same element with different numbers of neutrons are called ______________________ 4. The average mass of the isotopes is called the ______________________ Atomic Mass. 5. An unstable nucleus will undergo ______________________ ______________________ in order to become more stable. 6. The three types of radiation from largest to smallest are: _________________, ________________ & ______________________ A Or B? ____ 1. emit Radioactive Isotopes like C-14 electrons radiation ____ 4. Atoms of the same element with different numbers of neutrons are called ___ a. isotopes b. metals ____ 2. The splitting of a nucleus into two smaller nuclei is a. fission b. fusion ____ 5. A particle that moves around the nucleus is a(n) ____. a. electron b. proton ____ 3. When two lighter nuclei combine to make a larger nucleus, ___ has occured a. fission b. fusion ____ 6. A certain atom has 22 protons, 22 electrons, and 20 neutrons. Its mass number is a. 42 b. 44 a. b. Fix This! 1. Nuclear reactions such as Fusion and Fission take place in the hub of the atom. _______________________ 2. Nuclear Decay happens when road kill elements emit radiation_______________ 3. Radioactive elements emit light in the form of particles and energy ___________ 4. Two isotopes of carbon are carbon-12 and carbon-14. These isotopes differ from one another by two protons. _________________________ 5. The Mass Number of an isotope is electrons + neutrons._____________________ Fusion – Fission – Nuclear Decay 1. The combining of two small nuclei into one larger nuclei is called ___________ 2. Hydrogen has _____ Proton 3. After Fusion, the resulting atom has ____ Protons 4. The resulting atom is the element ____________________ 5. Fusion releases a lot of _____________ 1. The splitting of a large nuclei into smaller nuclei is called _____________ 2. Splitting this Uranium atom created an atom of ____________ and one of ________________ 3. Fission also released neutrons that hit and split two other ______________ atoms 4. When Fission continues this is known as a ___________ ______________ 5. Fission releases a lot of _____________ 1. Label the diagram with “Alpha”, “Beta” and “Gamma” radiation. 2. Alpha radiation is made of 2 _____________ and 2 ___________ 3. If two Protons are removed from the nucleus of Uranium, _______________ is produced. 4. Large unstable nuclei become more stable through ______________ _________________ 5. ___________________ is what is released from a radioactive atom. Isotope Symbol? 1. 1. Carbon with 7 Neutrons: ________ Page 73 2. Calcium with 24 Neutrons: _______ 3. Boron with 4 Neutrons: _______ 4. Oxygen with 7 Neutrons: _______ 5. Carbon with 8 Neutrons: _______ 6. Hydrogen with 2 Neutrons: ______ Vocabulary! a. Atom _____ particle of radiation consisting of an electron b. Proton _____ the division of a large atom releasing radiation c. _____ negatively charged subatomic particle Neutron d. Nucleus _____ amount of time it takes for half the nuclei in a radioactive sample to decay e. Electron _____ particle of radiation consisting of 2 protons & 2 neutrons f. _____ the current model of an atom that looks like bees around a hive Isotope g. Half-life _____ the process of becoming more stable as time passes h. Radioactive decay _____ the combining of two atoms and the releasing of energy i. Radiation _____ small waves of radiation j. Fission _____ subatomic particle that has no charge k. Fusion _____ smallest unit of matter that retains the characteristics of an element l. _____ atoms with the same number of protons but different number of neutrons Alpha particle m. Beta particle _____ the energy released during nuclear decay n. Gamma rays _____ center of an atom consisting of protons and neutrons o. Electron cloud _____ positively charged subatomic particle And My Name Is? 1. Mass of 22 and 12 Neutrons _________________________ 2. Mass of 25 and 13 Neutrons __________________________ 3. Mass of 7 and 3 Neutrons _____________________________ 4. Mass of 31 and 15 Neutrons ___________________________ 5. Mass of 21 and 12 Neutrons ___________________________