{"id":"https://openalex.org/W4379537797","doi":"https://doi.org/10.15294/usej.v8i3.32424","title":"STUDENTS\u2019 DIFFICULTIES IN SOLVING SYNTHESIS ORGANIC COMPOUND PROBLEMS","display_name":"STUDENTS\u2019 DIFFICULTIES IN SOLVING SYNTHESIS ORGANIC COMPOUND PROBLEMS","publication_year":2019,"publication_date":"2019-12-31","ids":{"openalex":"https://openalex.org/W4379537797","doi":"https://doi.org/10.15294/usej.v8i3.32424"},"language":"en","primary_location":{"id":"doi:10.15294/usej.v8i3.32424","doi":"https://doi.org/10.15294/usej.v8i3.32424","is_oa":true,"landing_page_url":"http://dx.doi.org/10.15294/usej.v8i3.32424","pdf_url":"https://journal.unnes.ac.id/sju/usej/article/download/32424/15592","source":{"id":"https://openalex.org/S2764791328","display_name":"Unnes Science Education Journal","issn_l":"2252-6617","issn":["2252-6617","2502-6232"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315184","host_organization_name":"State University of Semarang","host_organization_lineage":["https://openalex.org/P4310315184"],"host_organization_lineage_names":["State University of Semarang"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Unnes Science Education Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://journal.unnes.ac.id/sju/usej/article/download/32424/15592","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5082967191","display_name":"Lusia Narsia Amsad","orcid":"https://orcid.org/0000-0002-1569-1479","observed_orcids":["https://orcid.org/0000-0002-1569-1479"]},"institutions":[{"id":"https://openalex.org/I3129799171","display_name":"Cenderawasih University","ror":"https://ror.org/031bayg24","country_code":"ID","type":"education","lineage":["https://openalex.org/I3129799171"]}],"countries":["ID"],"is_corresponding":true,"raw_author_name":"Lusia Narsia Amsad","raw_affiliation_strings":["UPI","Department Chemistry Education, Faculty of Teacher Training and Education,Universitas Cenderawasih -Indonesia 2,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"UPI","institution_ids":[]},{"raw_affiliation_string":"Department Chemistry Education, Faculty of Teacher Training and Education,Universitas Cenderawasih -Indonesia 2,","institution_ids":["https://openalex.org/I3129799171"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112545829","display_name":"S Liliasari","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I130218214","display_name":"Indonesia University of Education","ror":"https://ror.org/044b0xj37","country_code":"ID","type":"education","lineage":["https://openalex.org/I130218214"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Liliasari S","raw_affiliation_strings":["Department of Chemistry Education, Faculty of Mathematics and Science Education, Universitas Pendidikan Indonesia, Bandung \u2013 Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry Education, Faculty of Mathematics and Science Education, Universitas Pendidikan Indonesia, Bandung \u2013 Indonesia","institution_ids":["https://openalex.org/I130218214"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005663940","display_name":"Asep Kadarohman","orcid":"https://orcid.org/0000-0003-2044-631X","observed_orcids":["https://orcid.org/0000-0003-2044-631X"]},"institutions":[{"id":"https://openalex.org/I130218214","display_name":"Indonesia University of Education","ror":"https://ror.org/044b0xj37","country_code":"ID","type":"education","lineage":["https://openalex.org/I130218214"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Asep Kadarohman","raw_affiliation_strings":["Department of Chemistry Education, Faculty of Mathematics and Science Education, Universitas Pendidikan Indonesia, Bandung \u2013 Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry Education, Faculty of Mathematics and Science Education, Universitas Pendidikan Indonesia, Bandung \u2013 Indonesia","institution_ids":["https://openalex.org/I130218214"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025641729","display_name":"Ratnaningsih Eko Sardjono","orcid":"https://orcid.org/0000-0002-2599-7965","observed_orcids":["https://orcid.org/0000-0002-2599-7965"]},"institutions":[{"id":"https://openalex.org/I130218214","display_name":"Indonesia University of Education","ror":"https://ror.org/044b0xj37","country_code":"ID","type":"education","lineage":["https://openalex.org/I130218214"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Ratnaningsih Eko Sardjono","raw_affiliation_strings":["Department of Chemistry Education, Faculty of Mathematics and Science Education, Universitas Pendidikan Indonesia, Bandung \u2013 Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry Education, Faculty of Mathematics and Science Education, Universitas Pendidikan Indonesia, Bandung \u2013 Indonesia","institution_ids":["https://openalex.org/I130218214"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5082967191"],"corresponding_institution_ids":["https://openalex.org/I3129799171"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"8","issue":"3","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10072","display_name":"Science Education and Pedagogy","score":0.49239999055862427,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10072","display_name":"Science Education and Pedagogy","score":0.49239999055862427,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T14097","display_name":"Chemistry Education and Research","score":0.34200000762939453,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12327","display_name":"Various Chemistry Research Topics","score":0.11630000174045563,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/organic-synthesis","display_name":"organic synthesis","score":0.8220000267028809},{"id":"https://openalex.org/keywords/student-misconceptions","display_name":"student misconceptions","score":0.7910000085830688},{"id":"https://openalex.org/keywords/chemistry-education-students","display_name":"chemistry education students","score":0.8320000171661377},{"id":"https://openalex.org/keywords/functional-groups","display_name":"functional groups","score":0.8360000252723694},{"id":"https://openalex.org/keywords/stereochemistry","display_name":"stereochemistry","score":0.7580000162124634}],"concepts":[{"id":"https://openalex.org/C535685238","wikidata":"https://www.wikidata.org/wiki/Q1153832","display_name":"Organic synthesis","level":3,"score":0.8093689680099487},{"id":"https://openalex.org/C40875361","wikidata":"https://www.wikidata.org/wiki/Q2356542","display_name":"Reagent","level":2,"score":0.6138789653778076},{"id":"https://openalex.org/C50027330","wikidata":"https://www.wikidata.org/wiki/Q908086","display_name":"Electrophile","level":3,"score":0.5995197296142578},{"id":"https://openalex.org/C2779580905","wikidata":"https://www.wikidata.org/wiki/Q174211","display_name":"Organic compound","level":2,"score":0.5882704257965088},{"id":"https://openalex.org/C90673727","wikidata":"https://www.wikidata.org/wiki/Q901718","display_name":"Product (mathematics)","level":2,"score":0.5387289524078369},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5326390266418457},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.4581716060638428},{"id":"https://openalex.org/C2777267654","wikidata":"https://www.wikidata.org/wiki/Q3519023","display_name":"Test (biology)","level":2,"score":0.4397135078907013},{"id":"https://openalex.org/C178907741","wikidata":"https://www.wikidata.org/wiki/Q745930","display_name":"Nucleophile","level":3,"score":0.4232640862464905},{"id":"https://openalex.org/C145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","level":1,"score":0.3992023766040802},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.32883453369140625},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1870313286781311},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.10153108835220337},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.15294/usej.v8i3.32424","doi":"https://doi.org/10.15294/usej.v8i3.32424","is_oa":true,"landing_page_url":"http://dx.doi.org/10.15294/usej.v8i3.32424","pdf_url":"https://journal.unnes.ac.id/sju/usej/article/download/32424/15592","source":{"id":"https://openalex.org/S2764791328","display_name":"Unnes Science Education Journal","issn_l":"2252-6617","issn":["2252-6617","2502-6232"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315184","host_organization_name":"State University of Semarang","host_organization_lineage":["https://openalex.org/P4310315184"],"host_organization_lineage_names":["State University of Semarang"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Unnes Science Education Journal","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:946112a78031411e9fd78e79f3412b85","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/946112a78031411e9fd78e79f3412b85","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Unnes Science Education Journal, Vol 8, Iss 3 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.15294/usej.v8i3.32424","doi":"https://doi.org/10.15294/usej.v8i3.32424","is_oa":true,"landing_page_url":"http://dx.doi.org/10.15294/usej.v8i3.32424","pdf_url":"https://journal.unnes.ac.id/sju/usej/article/download/32424/15592","source":{"id":"https://openalex.org/S2764791328","display_name":"Unnes Science Education Journal","issn_l":"2252-6617","issn":["2252-6617","2502-6232"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315184","host_organization_name":"State University of Semarang","host_organization_lineage":["https://openalex.org/P4310315184"],"host_organization_lineage_names":["State University of Semarang"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Unnes Science Education Journal","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Quality education","score":0.7567999958992004,"id":"https://metadata.un.org/sdg/4"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4379537797.pdf","grobid_xml":"https://content.openalex.org/works/W4379537797.grobid-xml"},"referenced_works_count":13,"referenced_works":["https://openalex.org/W206760230","https://openalex.org/W587556415","https://openalex.org/W1581336088","https://openalex.org/W1967297281","https://openalex.org/W1973012139","https://openalex.org/W1983096875","https://openalex.org/W1999182907","https://openalex.org/W2043100294","https://openalex.org/W2064190558","https://openalex.org/W2104762499","https://openalex.org/W2114882297","https://openalex.org/W2155648416","https://openalex.org/W2166340078"],"related_works":["https://openalex.org/W3027854855","https://openalex.org/W3027421408","https://openalex.org/W2763342964","https://openalex.org/W4405896322","https://openalex.org/W2921773849","https://openalex.org/W2275168470","https://openalex.org/W2114882297","https://openalex.org/W7223601801","https://openalex.org/W2948584213","https://openalex.org/W2294114830"],"abstract_inverted_index":{"Solving":[0],"the":[1,8,24,39,87,117,123,134,159,182],"synthesis":[2,25,47,124],"problem":[3],"of":[4,10,27,32,51,57,69,91,94,119,125,136,139,161,169,184,192],"organic":[5,12,19,28,46,120,126,140,144,149,170,193],"compounds":[6],"requires":[7],"understanding":[9,132],"certain":[11],"chemical":[13,20],"concepts.":[14],"Students":[15],"need":[16],"to":[17,22,37,116],"integrate":[18],"concepts":[21,118,183],"analyze":[23,103],"stage":[26],"compounds.":[29,127],"Therefore,":[30],"purposed":[31],"this":[33,52,70,109],"research":[34,53,71,76],"is":[35,72,142,147,151,156],"want":[36],"find":[38],"difficulties":[40,180],"possessed":[41],"by":[42,104],"students":[43,56,111,177],"in":[44,60,64,181],"solving":[45],"problem.":[48],"The":[49,67,75,101,128],"participants":[50],"are":[54,112],"14":[55],"chemistry":[58,121],"education":[59],"one":[61],"state":[62],"university":[63],"Papua,":[65],"Indonesia.":[66],"type":[68],"descriptive":[73],"research.":[74],"using":[77],"multiple":[78,95],"choices":[79,96],"with":[80],"reasoning":[81],"test":[82,85],"and":[83,97,106,122,154,165,188],"essay":[84,99],"as":[86],"instruments,":[88],"that":[89],"consist":[90],"6":[92],"items":[93],"3":[98],"items.":[100],"results":[102],"percentage":[105],"described.":[107],"In":[108],"research,":[110],"given":[113],"issues":[114],"concerning":[115],"result":[129],"shows":[130,176],"students'":[131],"on":[133],"concept":[135,160],"functional":[137],"group":[138],"compound":[141,145,171],"79%,":[143],"structure":[146],"57%,":[148],"stability":[150],"22%,":[152],"electrophile":[153],"nucleophile":[155],"36%,":[157],"while":[158],"reagent,":[162,185],"required":[163,186],"condition":[164,187],"related":[166,189],"product":[167,190],"stereochemistry":[168,191],"less":[172],"than":[173],"20%.":[174],"It":[175],"having":[178],"more":[179],"compound.":[194]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1}],"updated_date":"2026-11-05T12:25:35.769452","created_date":"2023-06-07T00:00:00"}
