Gizmo Questions & Answers Already Graded A+

Which number is equal to the number of protons in the atom? - Answer-Atomic Number No charge at all? - Answer-Neutrons (n0) Negative Charge? - Answer-Electrons (e-) Radioactive? - Answer-The atoms decay over time and emit radiation. Which isotope, Li-6 or Li-7 is the most common isotope of Lithium? - Answer-Li-7 Isotope? - Answer-An Element has the same number of protons, but different numbers of neutrons. What is a nucleus? - Answer-The center of the atom. What does Li Mean? - Answer-Lithium What is a atom? - Answer-Tiny particles of matter that are made up of three particles. What are the three particles? - Answer-Protons, Neutrons, and Electrons. What atom is located in the center? - Answer-Nucleus What is a mixture? - Answer-A mixture is something with many substances mixed together. What is a pure substance? - Answer-A pure substance is a define ratio of elements.Which particles are located in the? - Answer-Protons and Neutrons. Which particles orbit around the nucleus? - Answer-Electrons How are electrons arranged? - Answer-Arranged in orbits called energy levels. What does Valence electrons mean? - Answer-The electrons in the outermost , orbit. How are Valence electrons shown? - Answer-Electron dot diagram. What are similar properties? - Answer-Elements with the same number of valence electrons. What atom has no charge? - Answer-Neutral atom. What particle changes the name of the atom? - Answer-Protons The number of protons and neutrons in the nucleus is called the? - Answer-Mass When the number of protons is not = to the number of electrons the atom is? - Answer-Ionized If the number of neutrons changes then the______number changes but NOT the _______ number. - Answer-1. Mass 2. Atomic