Allylic and benzylic cations have delocalized electrons, so they are more stable than similarly substituted carbocations with localized electrons. An allylic cation is a carbocation with the positive charge on an allylic carbon; an allylic carbon is a carbon adjacent to an sp2 carbon of an alkene. A benzylic cation is a carbocation with the positive charge on a benzylic carbon; a benzylic carbon is a carbon adjacent to an sp2 carbon of a benzene ring. The allyl cation is an unsubstituted allylic cation, and the benzyl cation is an unsubstituted benzylic cation.
Numeracy is the ability to reason and to apply simple numerical concepts. Basic numeracy skills consist of comprehending fundamental arithmetics like addition, subtraction, multiplication, and division.he first couple of years of childhood are considered to be a vital part of life for the development of numeracy and literacy. There are many components that play key roles in the development of numeracy at a young age, such as Socioeconomic Status (SES), parenting, Home Learning Environment (HLE), and age.
Numerical Data is information that is something that is measurable. It is always collected in number form, although there are other types of data that can appear in number form. An example of numerical data would be the number of people that attended the movie theater over the course of a month.One of the ways you can identify numerical data is by seeing if the data can be added together. In fact, you should be able to perform just about any mathematical operation on numerical data.n example of numerical data would be the number of people that attended the movie theater over the course of a month. One of the ways you can identify numerical data is by seeing if the data can be added together.