Periodic TableVersión en línea Find the element on the periodic table. por Chrissy McCann 1 Click on the element in group 1, period 3 2 The first element in the noble gases group 3 Click on the element in group 7, period 4. 4 Click on the element in group 4, period 7 5 Click on an element that is similar to Fluorine. 6 Click on an element that is similar to Nitrogen. 7 Find an element with the atomic number 8. 8 Find a noble gas with 36 protons. 9 Find an element similar to Sodium (Na). 10 Find the element in group 2, period 3 11 Which element has 6 protons and neutrons, but it's isotope might have 6 protons and 8 neutrons? 12 This element is in period 4, group 2. 13 This element has 34 electrons. 14 This element is in group 17, period 6. 15 This semimetal or metalloid has the least number of protons of its group. 16 This element is in group 6, period 7. 17 Find an element similar to Oxygen (O) with 16 neutrons. 18 Find an element in group 7A with 74 neutrons. 19 This element is in period 6, group 8.
Crear