This paper introduces the accidental discovery, the present status of its development, the applied field and the developing prospect of several kinds of new materials such as safe glass, superconductive material, memory alloy, conductive plastics, hydrogen storage alloy. Furthermore, it is indicated that there is the opportunity for creation everyhow on basis of being good at observation, thinking and finding problems in work and living.

With the development of science and technology ,people known about the radioactive elements more and more. The average people pay more and more attention to the effect of the radioactive elements in life. This paper introduces the properties and application of some radioactive elements, aiming at making people to understand and use radioactive elements correctly.

The new course reform of national elementary education is a profound revolution in education, it demands that students’learning styles should be radically changed. According to the modern cognitive psychology and the content of chemistry subject, chemistry knowledge is divided into two types which can be further divided into different kinds respectively. One of the two types is system-deductive chemistry knowledge, the other is experience-tacit chemistry knowledge. These types of chemistry knowledge affect the choice of chemistry learning styles.