[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-665354-105":3,"detail-sidebar-cat-0-en-105":80,"doc-detail-665354-en":130},{"code":4,"msg":5,"data":6},0,"ok",{"site_id":7,"language":8,"slug":9,"title":10,"keywords":11,"description":12,"schema_data":13,"social_meta":73,"head_meta":75,"extra_data":77,"updated_unix":79},105,"en","the-formation-of-anionic-compound-dot-cross-diagrams-and-properties-comparison-experiment","THE FORMATION OF ANIONIC COMPOUND - Dot-cross diagrams and properties comparison experiment","","Guidance on forming ionic compounds by electron transfer, explaining how metals form positive ions and non-metals form negative ions through loss and gain of electrons. Instructions include dot-cross diagrams for common pairs (e.g., magnesium oxide, magnesium chloride, and others) and how to account for electron quantities. It then provides an experiment plan to compare six substances by appearance, water solubility, dissolving, and melting behavior in a Bunsen flame to classify ionic versus covalent materials, supported by covalent bonding rules for electron sharing.",{"@graph":14,"@context":72},[15,34,55],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/document/","Document",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/document/exam/","Exam",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/document/the-formation-of-anionic-compound-dot-cross-diagrams-and-properties-comparison-experiment/665354/",4,{"url":32,"name":10,"@type":35,"image":36,"author":41,"headline":10,"publisher":44,"fileFormat":47,"inLanguage":8,"description":12,"dateModified":48,"datePublished":49,"encodingFormat":47,"isAccessibleForFree":50,"interactionStatistic":51},"DigitalDocument",{"url":37,"@type":38,"width":39,"height":40},"https://docshare.wps.com/thumbnails/the-formation-of-anionic-compound-dot-cross-diagrams-and-properties-comparison-experiment/665354.png","ImageObject",300,407,{"name":42,"@type":43},"noah","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-10-30","2026-10-29",true,{"@type":52,"interactionType":53,"userInteractionCount":30},"InteractionCounter",{"@type":54},"ViewAction",{"@type":56,"mainEntity":57},"FAQPage",[58,64,68],{"name":59,"@type":60,"acceptedAnswer":61},"How does an ionic bond form between a metal and a non-metal?","Question",{"text":62,"@type":63},"A metal loses outer-shell electrons and forms positive ions, while a non-metal gains electrons to form negative ions. Electron transfer must happen in the correct quantities.","Answer",{"name":65,"@type":60,"acceptedAnswer":66},"What do you look for to decide whether a substance is ionic or covalent?",{"text":67,"@type":63},"Use appearance, whether it dissolves in water, and whether it melts in a Bunsen flame. Ionic substances typically have strong forces, high melting points, form crystals, and dissolve easily due to mobile ions in water.",{"name":69,"@type":60,"acceptedAnswer":70},"What is the basis of covalent bonding as described in the document?",{"text":71,"@type":63},"Covalent bonding involves sharing electrons so that each atom achieves a full outer shell. Each bond provides shared electrons, and atoms form enough covalent bonds to complete their outer shells.","https://schema.org",{"og:url":32,"og:type":74,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":76,"canonical":32},"index,follow",{"doc_id":78,"site_id":7},665354,1793299169,{"code":4,"msg":81,"data":82},"success",[83,87,91,94,99,104,109,114,119,122,126],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":84,"show_sort_weight":85,"slug":86},"Story & Novel",90,"story-novel",{"id":26,"doc_module":4,"doc_module_name":25,"category_name":88,"show_sort_weight":89,"slug":90},"Literature",80,"literature",{"id":33,"doc_module":4,"doc_module_name":25,"category_name":29,"show_sort_weight":92,"slug":93},70,"exam",{"id":95,"doc_module":4,"doc_module_name":25,"category_name":96,"show_sort_weight":97,"slug":98},5,"Comic",60,"comic",{"id":100,"doc_module":4,"doc_module_name":25,"category_name":101,"show_sort_weight":102,"slug":103},6,"Technology",50,"technology",{"id":105,"doc_module":4,"doc_module_name":25,"category_name":106,"show_sort_weight":107,"slug":108},7,"Healthcare",40,"healthcare",{"id":110,"doc_module":4,"doc_module_name":25,"category_name":111,"show_sort_weight":112,"slug":113},8,"Research & Report",30,"research-report",{"id":115,"doc_module":4,"doc_module_name":25,"category_name":116,"show_sort_weight":117,"slug":118},9,"Religion & Spirituality",20,"religion-spirituality",{"id":117,"doc_module":4,"doc_module_name":25,"category_name":120,"show_sort_weight":117,"slug":121},"World Cup","world-cup",{"id":123,"doc_module":4,"doc_module_name":25,"category_name":124,"show_sort_weight":123,"slug":125},10,"Lifestyle","lifestyle",{"id":127,"doc_module":4,"doc_module_name":25,"category_name":128,"show_sort_weight":95,"slug":129},19,"General","general",{"code":4,"msg":81,"data":131},{"doc_id":78,"user_id":132,"nickname":42,"user_avatar":133,"doc_module":4,"category_id":33,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":30,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":139,"language":140,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":12,"update_tm":79,"read_time":144},1099529839121,"https://ap-avatar.wpscdn.com/davatar_994ba38a5ba835b3df7d355c54d3ed8d","\\#\\#  \n2  \n# THE FORMATION OF ANIONIC COMPOUND\n\n米  \nWhen a metal reacts with a non-metal an ionic bond is formed.  \nThe metal atoms lose 1(or 2 or 3)electron(s)from their outer shell as discussed previously.This means that they will have formed positive ions and have a full outer shell of electrons.  \nThe non-metal atoms gain 1(or 2or 3)electrons.They therefore form negative ions with a fullouter shell of electrons.  \nThe process which occurs is one of electron transfer -the electrons go from the metal atoms to  \nthe non-metal atoms -and they must do so in the correct quantities.Electrons must be strictly  \naccounted for -they cannot drift off into space!  \nFor sodium chloride the process might look something like this:  \n1.The situation before the reaction:  \n2.The situation during the reaction:  \n3.The situation after the reaction:  \nThis results in the formation of a positive ion and a negative ion.Of course in reality there willbe millions of positive and negative ions.Because they have opposite charges they willattractone another.They clump together into a lattice (or framework)  \n# Dot-cross diagrams forionic compounds(Metal+Non-Metal)\n\n## 1.Magnesium and oxygen\n\nDraw the two atomsshowing their electron shells  \nFormula of the compound magnesium oxide.      \n## 2.Magnesium and chlorine\n\nFormula of magnesium chloride.    \nDraw Before and After diagrams for the bonding between the followingpairs of atoms.Then write the formula of the resulting compound.You just need to show the outer shells.  \nThen draw the resulting.ionsshowing their charges and full shells  \n## 3.Beryllium and oxygen\n\nName of the compound.  \n   \nFormula of the compound______  \n   \n## 4.Sodium and oxygen\n\nName of the compound.  \n   \nFormula of the compound  \n   \n## 5.Calcium and oxygen\n\nName of the compound.          Formula of the compound.          \n6.Potassium and sulphur  \nName of the compound.        Formula of the compound.          \n7.Aluminium and chlorine  \nName of the compound.        Formula of the compound.          \n1  \nName:  \nClass:  \nCovalent and ionic substances  \nAim  \nTo make comparisons between ionic and covalent substances and determine links betweentheir properties and structure.  \nYou are going to examine six substances and determine if they are ionic or covalent from theirappearance and physical properties.  \nEquipment  \n● Potassium chloride  \n● Test tubes and test-tube rack  \nSodium carbonate-IRRITANT.  \n·  Test-tube holder.  \n·  Magnesium chloride  \n● Distilled water.  \n·Paraffin wax-FLAMMABLE.  \n·Spatulas.  \n·  Glucose.  \n·Magnifying glasses.  \n·  Stearic acid.  \n·  Eye protection.  \n·  Bunser burner and heat-proof mat.  \nMethod  \nExamine each substance in turn using the magnifying glass and note down any features.Next,tryadding a spatula-full of each substance to a test tube with about 5 ml of distilled water.Note whichsubstances dissolve.Finally,add a spatula-fullof each substance to a test tube and hold the tube((er a Bunsen flame to see if the substances melt.Now you have three pieces of information to helpyou decide which of the substances are ionic and which are covalent.You should record youranswers in a table like this  \n\n| Name of  \u003Cbr>substance   | Appearance   | Does it dissolve in  \u003Cbr>water?   | Does it melt in a  \u003Cbr>Bunsen flame?   | lonic or covalent?   |\n| --- | --- | --- | --- | --- |\n|  |  |  |  |  |\n\nlonic compounds:  \n1 are held together with very strong forces.Do they have low or high melting points?  \n2 are arranged in neat rows.Do they have crystals?  \n3 are made of ions that can move when in water.Do they dissolve easily?  \n\n| Name of Substance   | Appearance   | Does it dissolve  \u003Cbr>in water?   | Does it  \u003Cbr>melt in  \u003Cbr>bunsen  \u003Cbr>flame?   | IONIC or  \u003Cbr>COVALENT?   |\n| --- | --- | --- | --- | --- |\n|  |  |  |  |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n\n((  \n# Covalent Bonding\n\nCovalent Bonds—Sharing Electrons  \n1)Sometimes afoms prefer to make covale","cbCaiqiYaor07h32","https://ap.wps.com/l/cbCaiqiYaor07h32","pdf",526124,22,"English","# THE FORMATION OF ANIONIC COMPOUND\n## Dot-cross diagrams for ionic compounds (Metal+Non-Metal)\n## Covalent Bonding\n## Dot-cross diagrams for covalent compounds (Non-Metal+Non-Metal)","[{\"question\":\"How does an ionic bond form between a metal and a non-metal?\",\"answer\":\"A metal loses outer-shell electrons and forms positive ions, while a non-metal gains electrons to form negative ions. Electron transfer must happen in the correct quantities.\"},{\"question\":\"What do you look for to decide whether a substance is ionic or covalent?\",\"answer\":\"Use appearance, whether it dissolves in water, and whether it melts in a Bunsen flame. Ionic substances typically have strong forces, high melting points, form crystals, and dissolve easily due to mobile ions in water.\"},{\"question\":\"What is the basis of covalent bonding as described in the document?\",\"answer\":\"Covalent bonding involves sharing electrons so that each atom achieves a full outer shell. Each bond provides shared electrons, and atoms form enough covalent bonds to complete their outer shells.\"}]","THE FORMATION OF ANIONIC COMPOUND - Dot-cross diagrams and properties comparison experiment | PDF",55]