eQuizShow
basic chemistry
Atoms
Question: What is the center of an atom?
Answer: What is the nucleus?
Question: What is the negatively charged particle?
Answer: What is an electron?
Question: The positively charged particle?
Answer: What is a proton?
Question: What is the area of an atom that has neutral particles?
Answer: What is a neutron?
Question: What is the greek term for an atom?
Answer: What is atomos?
Bonds
Question: What are atoms in compounds held together by?
Answer: What are chemical bonds?
Question: When one or more electrons are transferred from one atom to another they form a?
Answer: What is an ionic bond?
Question: The positively and negatively charged atoms that form an ionic bond are known as?
Answer: What are ions?
Question: When electrons form from shared atoms, they are know as?
Answer: What are covalent bonds?
Question: A force that is not as strong as ionic or covalent bonds, but can hold molecules together is known as?
Answer: What is van der Waals force?
pH Scale
Question: What was created to indicate the concentration of H+ ions in solution
Answer: What is the pH scale?
Question: What is the pH value of ammonia solution?
Answer: Is the value 11.5?
Question: What is the pH value of stomach acid?
Answer: What value is 1.5?
Question: What material has a neutral value?
Answer: What is pure water.
Question: What is the term used for controlling pH levels through dissolved compounds?
Answer: What is buffers.
Properties of Water
Question: What is the term associated to a water molecule with it's uneven distribution of electrons between oxygen and hydrogen atoms?
Answer: What is polar.
Question: What is an attraction between molecules of the same substance called?
Answer: What is cohesion?
Question: What is an attraction between molecules of different substances called?
Answer: What is adhesion.
Question: Salt and pepper stirred together constitutes this?
Answer: What is a mixture.
Question: Human blood constitutes as this?
Answer: What is suspension.
Basic Potpurri
Question: What is a pure substance that consists of entirely one type of atom?
Answer: What is an element.
Question: What are atoms of the same element that differ in the number of neutrons they contain?
Answer: What is an isotope.
Question: What is the carbon compound that is used to store energy and is made up of fatty acids?
Answer: What is a lipid.
Question: Which is the carbon compound that stores and transmits the hereditary, genetic information?
Answer: What is Nucleic Acids.
Question: What type of bond is associated with carbon compounds?
Answer: What is Covalent bonds?