CBE BIOL 1010 Module 3 questions with answers 2024

CBE BIOL 1010 Module 3Matter - correct answer Any substance that occupies space and has mass Element - correct answer Unique forms of matter with specific chemical and physical properties that cannot break down into smaller substances by ordinary chemical reactions Atom - correct answer The smallest unit of matter that retains all of the element's chemical properties. Atomic Number - correct answer The number of protons in the nucleus of an atom Atomic Mass - correct answer The mass of an atom; approximately equal to the number of protons plus the number of neutrons Isotope - correct answer Different forms of an element that have the same number of protons but a different number of neutrons Electron Shell - correct answer A way of visualizing the electrons of an atom; may be thought of as an orbit around the atomic nucleus Compound - correct answer a chemical substance consisting of two or more different chemically bonded elements Ion - correct answer An atom or molecule that has a non-zero net electrical charge. May be positively or negatively charged Ionic Bond - correct answer A bond between ions (charged atoms or molecules) with opposite charges Covalent Bond - correct answer A chemical bond that involves the sharing of electrons between atoms