What does the term chemical shift mean? Explain the meaning of Allotropes. What is the definition of a pure substance and what are two examples of pure substances? What does it mean for something to have particulate properties? Explain what is meant by the term amphoteric. Give an example ...
Explain what is meant by the term amphoteric. Give an example of a compound that fits the explanation. Define the term electrolyte cell. Define the term ionization suppressor used in chemistry. What does it mean to say that the ions of an electrolyte behave independently of one another when ...
What are amphoteric compounds? Why do chemical properties depend on electrons? What properties of water make it an ideal medium for aquatic life? What are uses of carboxylic acids? How do the electrons help in predicting the chemical properties of elements? What are the two properties of light...
non-ionic (no net charge) amphoteric (both positively and negatively charged) [Note: a surfactant will be primary /secondary, and anionic/cationic/non-ionic/amphoteric as the categories describe different properties] Most primary surfactants are anionic because the negatively charged head can form str...
Al2O3 is amphoteric. What does this mean? Define the term decant. Define the term secondary carbon. Trans-stilbene is a solid whereas cis-stilbene is a liquid. What might be a reason for this difference in physical property? Explain why cis-1-chloro-2-methylcyclohexane undergoes E2 eliminati...
The term reagent is commonly used in chemistry. What does it mean?Examples of Reagents:Below are two common examples of reagents in chemistry: Grignard Reagent: Is used for creating carbon-carbon bonds in organic synthesis. It is a compound with the general formula X-Mg-R, where R i...
What does the term synthesis mean in chemistry? Define the term distillate. Define what is Saturated compounds? Explain the meaning of Allotropes. What is meant by normal boiling point? What is reversed phase chromatography ? Explain what is meant by the term amphoteric. Give an example of a...
What does the term paramagnetism mean? Define the term radical as used in chemistry. Define "Lattice Energy" as used in the chemistry world of energy. Explain what is meant by the term amphoteric. Give an example of a compound that fits the explanation. Define the characteristics of an acid...
Al3+ and Zn2+ ions are amphoteric. What does this mean? Which of the following bases is the weakest? Explain your answer. a. (CH3)2NH, Kb = 5.1 x 10-4 b. ClO-, Kb = 2.9 x 10-7 c. SO42-, Kb = 8.3 x 10-13 Is CsOH classified as a strong acid, weak acid, str...
Why is CH_3OH amphoteric? What is the most important criterion for completing a successful recrystallization? What is the importance of benzene in pharmaceutical, biological, and industrial chemistry? In Ion exchange chromatography, what determines whether or not or how strongly an analyte adsorbs to...