The Identification of Problem The Scope of Study The Problem of Statement The Objectives of Study The Significances of Study Conclusion

1.2. The Identification of Problem

Based on the background above, the identification of problem formulated as followed : 1. The students’ original conceptwas different fromthe actualconcept. 2. Studentsinterpreted thenew knowledgebased ontheirownknowledge. 3. There were incompatibities between student’s concept and the true concepts. 4. Studentshad misconceptionson atomicstructure.

1.3. The Scope of Study

The scope of study are : 1. This study limited to investigate the misconception of senior high school students. 2. The sample is limited to students grade X. 3. The matter is limited to atomic structure.

1.4. The Problem of Statement

The problem of statements of study are : 1. Are there student’s misconception on atomicstructure? 2. What are the types of students’ misconception about atomic structure? 3. What is the percentage of students’ misconception about atomic structure?

1.5. The Objectives of Study

The objectives of study are : 1. To identify the types of student’s misconceptions about atomic structure. 2. To identify the percentage of student’s misconception about atomicstructure.

1.6. The Significances of Study

This study is expected as follows : 1. To be an imformation about student’s misconception about atomic structure. 2. To be an input to improve the quality of teaching and learning chemistry especially about atomic structure in senior high school. 3. For researcher through this research expected can be an experience to know student’s misconception. CHAPTER V CONCLUSIONS AND SUGGESTION

1.1. Conclusion

Based on the analysis of data by using of descriptive analysis, the conclusion that could be taken as follow : 1.The student’s misconception in determine of atomic theory 48.13 , elementary particles atomic 14.68 , the relative atomic mass 7.79 , clasify element into isotopes, isobars, and isoton 19.77 and the electron configuration and valence electron 48.92 . 2. The percentage of student’s misconception SMAN 1 North Rantau 22.48 , SMAN 2 North Rantau 35.7 , SMAN 3 North Rantau 19.42 , SMAN 1 South Rantau 34.45 , and SMA Swasta Kemala Bayangkara 27.22 and the average of senior high school students in Labuhanbatu has misconception about atomic structure about 34.38 .

5.2. Suggestions