[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-664706-105":59,"doc-detail-664706-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","mini-lab-building-vsepr-models","MINI LAB - Building VSEPR Models","","This educational laboratory activity guides students in constructing molecular models to visualize the Valence Shell Electron Pair Repulsion (VSEPR) theory. By utilizing household items like marshmallows and gumdrops as physical representations of atoms and electron pairs, participants gain practical experience in modeling the geometric structures of common molecules such as methane, ammonia, and water. The guide outlines necessary materials, step-by-step procedures for building and sketching these models, and critical analysis questions designed to reinforce the connection between Lewis structures, electron pair repulsion, and resulting molecular geometry. Through this hands-on process, learners effectively develop an understanding of how to predict bond angles and spatial arrangements based on electron distribution, which is a foundational concept in chemistry for determining molecular properties and interactions.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/mini-lab-building-vsepr-models/664706/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/mini-lab-building-vsepr-models/664706.png","ImageObject",300,407,{"name":92,"@type":93},"bocahgabuttt","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-29",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the purpose of the VSEPR model in this lab?","Question",{"text":112,"@type":113},"The VSEPR model is used to demonstrate that pairs of electrons on a central atom repel each other, arranging themselves to minimize repulsion and define molecular geometry.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What materials are used to represent the different parts of a molecule?",{"text":117,"@type":113},"Small gumdrops represent central atoms, mini-marshmallows represent shared electron pairs and hydrogen atoms, and regular-sized marshmallows represent unshared electron pairs.",{"name":119,"@type":110,"acceptedAnswer":120},"How does drawing a Lewis structure assist in this experiment?",{"text":121,"@type":113},"Lewis structures help identify the locations of shared and unshared electron pairs, which is essential for determining the correct geometry and physical model construction of the molecules.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},664706,1793267809,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":8,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":129,"read_time":81},962094248839,"https://ap-avatar.wpscdn.com/davatar_994ba38a5ba835b3df7d355c54d3ed8d","Name:   \nMINI LAB-Building VSEPR Models  \nFormulating Models  \nThe VSEPR Model states that pairs of electrons on a central atom repel each other and are arranged so that the repulsions are as small as possible. In this Mini Lab, you will use marshmallows and gumdrops to build models of substances, showing examples of the VSEPR model.  \nMaterials  \nRegular-sized marshmallows (3)  \nMini-sized marshmallows (9)  \nSmall gumdrops (3) Toothpicks cut in half  \nProcedure  \n1. Draw Lewis structures of methane (CH4), ammonia (NH3), and water (H2O) . Notice the location of each shared and unshared pair of electrons.  \n2. Using your Lewis structures, build a VSEPR model for each molecule.  \na. Use a mini-marshmallow to represent both the hydrogen atom and the region of space containing the pair of electrons shared by hydrogen and the central atom.  \nb. Use a regular-sized marshmallow to represent the space occupied by an unshared pair of electrons.  \nc. Use a small gumdrop to represent a central atom.  \nd. Use small pieces of toothpicks to attach the marshmallows and gumdrops together.  \n3. Sketch EACH of your models. Determine molecular shape and degree of angle separation.  \nAnalysis  \n1. How did drawing a Lewis structure help you to determine the geometry of each of your substances?  \n2. Why was a mini-marshmallow used to show a shared pair of electrons and a regular marshmallow and unshared pair?  \n3. How can the VSEPR Model help to predict the bond angles for these substances?","cbCaikLe4Ak8PTrL","https://ap.wps.com/l/cbCaikLe4Ak8PTrL","pdf",272875,"English","# Procedure\n## Model Construction Steps\n# Analysis Questions\n## Geometric Determination\n## Electron Pair Representation\n## Predicting Bond Angles","[{\"question\":\"What is the purpose of the VSEPR model in this lab?\",\"answer\":\"The VSEPR model is used to demonstrate that pairs of electrons on a central atom repel each other, arranging themselves to minimize repulsion and define molecular geometry.\"},{\"question\":\"What materials are used to represent the different parts of a molecule?\",\"answer\":\"Small gumdrops represent central atoms, mini-marshmallows represent shared electron pairs and hydrogen atoms, and regular-sized marshmallows represent unshared electron pairs.\"},{\"question\":\"How does drawing a Lewis structure assist in this experiment?\",\"answer\":\"Lewis structures help identify the locations of shared and unshared electron pairs, which is essential for determining the correct geometry and physical model construction of the molecules.\"}]","MINI LAB - Building VSEPR Models | PDF"]