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Chapter 3

化学量和水溶液反应

Chapter 3

Molecules, Compounds, and Chemical Equations

Atoms and Molecules Everything in the universe is made up of matter, and matter is composed of a combination of elements. An atom is the smallest unit of …
A chemical formula presents information about the proportions of atoms constituting a particular chemical compound or molecule, mainly using symbols of …
Physical models representing molecular architectures of chemical compounds play essential roles in understanding chemistry. The use of molecular models …
Pure substances consist of only one type of matter. A pure substance can be an element or a compound. An element consists of only one type of atom, while …
An element composed of atoms that readily lose electrons (a metal) can react with an element composed of atoms that readily gain electrons (a nonmetal) to …
Molecular compounds or covalent compounds result when atoms share electrons to form covalent bonds. Since there is no electron transfer, molecular …
All living things are formed mostly of carbon compounds called organic compounds. The category of organic compounds includes both natural and synthetic …
Formula Mass of Covalent Compounds Chemical formulas represent the elemental makeup of substances. For covalent compounds, the formula represents the …
The elemental makeup of a compound defines its chemical identity, and chemical formulas are the most concise way of representing this elemental makeup. …
Chemical equations represent the identities and relative quantities of substances involved in a chemical reaction. The substances undergoing reaction are …
Cyclic voltammetry (CV) is a technique used in the analysis of organic compounds. When this technique is combined with electron paramagnetic resonance …
We demonstrate a method for the synthesis of bimetallic nanoparticles consisting of Pt and Sn. A synthesis strategy is used in which the particular …
With the growth in accessibility of 3D printing, there has been a growing application of and interest in additive manufacturing processes in chemical …