By John Kenkel
What a superb idea—an introductory chemistry textual content that connects scholars to the place of work of training chemists and chemical technicians! Tying chemistry basics to the truth of business existence, Chemistry: An Industry-Based advent with CD-ROM covers the entire uncomplicated ideas of chemistry together with formulation and names, chemical bonding, stoichiometry, options, and extra. It comprises scale-ups from the lab bench, examples of commercial importance, and interviews with real staff in undefined. each one bankruptcy presents facet bins and targeted homework assignments that attach the fabric to the economic place of work and supply for similar investigations outdoors the study room. The leading edge format of issues contains natural chemistry early and addresses ideas requiring algebra and math starting with the 7th bankruptcy. There are dozens of chemistry texts on hand, yet this can be the one person who provides scholars a glance at what rather is going on within the chemist's international of labor — and does it conveniently! Chemistry: An Industry-Based advent with CD-ROM additionally comes with a thrilling, leading edge and interactive CD-ROM that gives a research advisor containing forty overview questions in step with bankruptcy and animation, sound, and art to aid the scholar visualize the strategies. It additionally units up a digital place of work within which the coed is an worker of a fictional corporation and faces real-life situations and discovers their options. the whole package deal, with CD-ROM, aspect packing containers, and useful assignments, offers an leading edge technique that chemistry educators all over should want to use of their classes. those — mixed with a transparent readable writing sort — characterize a thrilling new twist for introductory chemistry.
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Extra resources for Chemistry: An Industry-Based Introduction
Thus, each must be given a unique name. This situation occurs in ionic compounds of transition metals, inner-transition metals, and with metals located in Groups III(A), IV(A), and V(A) of the periodic table. This situation also occurs in covalent compounds, such as the compounds of carbon with oxygen, CO and CO2. The naming scheme for ionic compounds involves a concept known as the oxidation number of elements. It is also possible to name covalent compounds by this scheme. The oxidation number of an element in a compound is a number assigned to that element that reﬂects how its electrons are involved in making up the compound.
Thus, given the opportunity, chlorine, for example, will gain an electron to become like argon; sodium will lose an electron to become like neon, etc. The result is a “chloride ion,” an ion with a Ϫ1 charge because the chlorine atom has gained an electron (symbolized as ClϪ), and a “sodium ion,” an ion with a +1 charge because a sodium ion has lost an electron (symbolized as Naϩ). ). ) tend to lose 2 electrons to achieve the electron count of the nearest noble gas. Thus, we have the monatomic ions Be2ϩ, Mg2ϩ, and Ca2ϩ, etc.
With reference to each of these, give examples. 15. What is the meaning of the subscript “2” to the right of the H, and the lack of a subscript to the right of the O in the formula for water? 16. For each of the following formulas of compounds, indicate what elements (their names, not symbols) are present in the compound and also tell how many atoms of each element are present in one formula unit or molecule of the compound. Example: NaNO3 sodium, 1 atom; nitrogen, 1 atom; oxygen, 3 atoms (a) Na3PO4 (b) CCl4 (c) Al2(SO4)3 (d) (NH4)2CO3 (e) Ba(OH)2 17.
Chemistry: An Industry-Based Introduction by John Kenkel