Gizmo Questions and Answers 100% Pass

Gizmo Questions and Answers 100% Pass Which number is equal to the number of protons in the atom? Atomic Number No charge at all? Neutrons (n0) Negative Charge? Electrons (e-) Radioactive? The atoms decay over time and emit radiation. Which isotope, Li-6 or Li-7 is the most common isotope of Lithium? Li-7 Isotope? An Element has the same number of protons, but different numbers of neutrons. What is a nucleus? The center of the atom. What does Li Mean? Lithium What is a atom? Tiny particles of matter that are made up of three particles. What are the three particles? Protons, Neutrons, and Electrons. What atom is located in the center? Nucleus What is a mixture? A mixture is something with many substances mixed together. What is a pure substance? A pure substance is a define ratio of elements. Which particles are located in the? Protons and Neutrons. Which particles orbit around the nucleus? Electrons How are electrons arranged? Arranged in orbits called energy levels. What does Valence electrons mean? The electrons in the outermost , orbit. How are Valence electrons shown? Electron dot diagram. What are similar properties? Elements with the same number of valence electrons. What atom has no charge? Neutral atom. What particle changes the name of the atom? Protons The number of protons and neutrons in the nucleus is called the? Mass When the number of protons is not = to the number of electrons the atom is? Ionized If the number of neutrons changes then the______number changes but NOT the _______ number. 1. Mass 2. Atomic