Atomic Structure and Isotopes: Protons, Neutrons, Electrons, and Isotopes, Exercises of Chemistry

Download Atomic Structure and Isotopes: Protons, Neutrons, Electrons, and Isotopes and more Exercises Chemistry in PDF only on Docsity! The atomic number tells us the... Number o f n eut... Atomic M ass. Number o f p rot... Charge on an a... The Isotope. 20% 20% 20%20%20% 1. Number of neutrons. 2. Atomic Mass. 3. Number of protons. 4. Charge on an atom. 5. The Isotope. The atomic mass is the… Number o f p rot... Number o f n eut... Number o f e lec... Number o f p rot... Number o f n eut... 20% 20% 20%20%20% 1. Number of protons. 2. Number of neutrons. 3. Number of electrons. 4. Number of protons and neutrons. 5. Number of neutrons and electrons. 29 is the… Number o f p rot... Atomic M ass Number o f N eut... Atomic Number Number o f P rot... 20% 20% 20%20%20% Si29 14 1. Number of protons. 2. Atomic Mass 3. Number of Neutrons 4. Atomic Number 5. Number of Protons and Neutrons. How many protons does the atoms of this element contain? 29 14 15 43 Cannot te ll. 20% 20% 20%20%20% Si29 14 1. 29 2. 14 3. 15 4. 43 5. Cannot tell. Is this the most common isotope of Silicon? Yes No Cannot te ll. 33% 33%33% Si29 14 1. Yes 2. No 3. Cannot tell. If an atoms electrons move from a low energy level to a high energy level the atom must ___________ energy. Absorb (ta ke i... Emit ( give of) 50%50% 1. Absorb (take in) 2. Emit (give of) Light of the following wavelength (color) has the highest energy: Red Yello w Green Blue Violet 20% 20% 20%20%20% 1. Red 2. Yellow 3. Green 4. Blue 5. Violet If the Lithium atom below has a charge of +1, how many electrons does this atom have? 1 2 3 4 5 20% 20% 20%20%20% Li7 3 1. 1 2. 2 3. 3 4. 4 5. 5