<p>Name:______Date:______Period:_____</p><p>Atomic Structure Quiz</p><p>1. The chemical symbol for iron is…</p><p> a) I b) K c) Na d) Fe</p><p>2. What is the atomic number for carbon?</p><p> a) 2 b) 3 c) 6 d) 8</p><p>3. How many protons are there in oxygen?</p><p> a) 8 b) 10 c) 6 d) 2</p><p>4. The electrical charge of a neutron is…</p><p> a) hot b) positive c) cold d) negative e) none of the above</p><p>5. All of the following particles are a part of an atom except…</p><p> a) protons b) ions c) neutrons d) electrons</p><p>6. The mass number of an atom is the aggregate of protons and…</p><p> a) electrons b) neutrons c) positrons d) all of the above</p><p>Page 1 of 2 © 2004 High School Technology Initiative (HSTI) Educational Materials: The ATOM: Structure Name:______Date:______Period:_____</p><p>7. Which of the following are isotopes? I II III</p><p>6P 5P 6P 6N 7N 7N</p><p> a) I and II b) II and III c) III and I d) I, II and III e) none of the above</p><p>8. What part of the atom accounts for most of its mass?</p><p> a) electrons b) protons c) nucleus d) neutrons e) all of the above</p><p>9. If the mass number of fluorine is 19, how many neutrons are in the nucleus?</p><p> a) 7 b) 10 c) 9 d) 8</p><p>10. How many valence electrons are there in nitrogen?</p><p> a) 6 b) 8 c) 4 d) 5</p><p>Page 2 of 2 © 2004 High School Technology Initiative (HSTI) Educational Materials: The ATOM: Structure</p>