Multiple ChoiceWhat is the maximum number of covalent bonds that an element with atomic number 8 (oxygen) can form with hydrogen atoms?93views
Multiple ChoiceWhich of the following best describes the main difference between an ionic bond and a covalent bond?43views
Multiple ChoiceWhen two atoms form a chemical bond, which of the following best describes what occurs?48views
Multiple ChoiceWhich of the following is required for reactants to form chemical bonds during a reaction?38views
Multiple ChoiceWhich of the following best describes what occurs when chemical bonds break and new bonds form during a chemical reaction?29views
Multiple ChoiceWhich of the following best describes the difference between an ionic bond and a covalent bond?55views
Multiple ChoiceWhich type of chemical bond is formed when hydrogen and oxygen atoms combine to form a molecule of water (H_2O)?47views