[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-detail-207977-en":3,"doc-seo-207977-105":30,"detail-sidebar-cat-0-en-105":90},{"code":4,"msg":5,"data":6},0,"success",{"doc_id":7,"user_id":8,"nickname":9,"user_avatar":10,"doc_module":4,"category_id":11,"category_name":12,"doc_title":13,"doc_description":14,"doc_content":15,"file_id":16,"file_url":17,"file_type":18,"file_size":19,"view_count":4,"is_deleted":4,"is_public":20,"is_downloadable":20,"audit_status":20,"page_count":21,"language":22,"language_code":23,"site_id":24,"html_lang":23,"table_of_contents":25,"faqs":26,"seo_title":27,"seo_description":14,"update_tm":28,"read_time":29},207977,687207024478,"Mia  ","https://ap-avatar.wpscdn.com/davatar_a8503ba1806abce46bf441b54a3ca4cd",4,"Exam","PiXL Independence - GCSE Chemistry - Atomic structure and the periodic table - Student Booklet","PiXL Independence GCSE Chemistry student booklet for KS4, focused on atomic structure and the periodic table. The material provides guided learning activities across multiple levels, including a 20-question multiple-choice quiz and structured tasks that require five-sentence summaries, key-word identification with brief definitions, plus higher-credit poster and video-style follow-ups. Coverage includes nuclei and charge ideas, isotopes, electron shells, group and period trends, and periodic table organization, reinforced with practice questions and equations for reactions involving lithium and iodine.","PiXL Independence:  \nGCSE Chemistry – Student Booklet  \nKS4  \nAtomic structure and the periodic table  \nContents:  \nI. Level 1-Multiple Choice Quiz – 20 credits  \nII. Level 2-5 questions, 5 sentences, 5 words– 10 credits each  \nIII. Level 3-Science in The News – 100 credits  \nIV. Level 4-Scientific Poster – 100 credits  \nV. Level 5-Video summaries – 50 credits each  \n1  \nPiXL Independence – Level 1 Multiple Choice Questions  \nGCSE Chemistry – Atomic structure and the periodic table  \nINSTRUCTIONS Score: /20  \n• Read the question carefully.  \n• Circle the correct letter.  \n• Answer all questions  \n1. The centre of an atom is called the:  \na. Nucleus  \nb. Neutron  \nc. Shell  \nd. Centre  \n2. The sub-atomic particles found in the centre of an atom are:  \na. Electrons and neutrons  \nb. Protons and electrons  \nc. Protons and neutrons  \nd. Protons and nucleus  \n3. The charge of the centre is:  \na.a. Positive  \nb. Negative  \nc. Neutral  \nd. Positive and negative  \n4. An isotope always has the same number of:  \na. Electrons  \nb. Neutrons  \nc. Protons  \nd. Atoms  \n5. Isotopes of an element have a different number of:  \na. Electrons  \nb. Neutrons  \nc. Protons  \nd. Atoms  \n6. Elements in the same group have:  \na. Different properties  \nb. The same number of outer shell electrons  \nc. The same number of electron shells  \nd. The same number of protons  \n7. Elements in the same period have:  \na. The same properties  \nb. The same number of outer shell electrons  \nc. The same number of electron shells  \nd. The same number of protons  \n2  \n8. Elements with the same number of outer shell electrons have:  \na. The same properties  \nb. Different properties  \nc. The same number of electron shells  \n9. Mendeleev organised his periodic table by:  \na. Atomic number  \nb. Proton number  \nc. Electron number  \nd. Atomic mass  \n10. The reactivity of group 1 increases:  \na. As you go down the group  \nb. As you go up the group  \nc. It does not change  \nd. Until potassium, then it stays the same  \n11. The reactivity of group 7 increases:  \na. As you go down the group  \nb. As you go up the group  \nc. It does not change  \nd. Until bromine then it stays the same  \n12. The charge of the electron is:  \na. Positive  \nb. Negative  \nc. Neutral  \nd. Positive and negative  \n13. Group 1 metals are:  \na. Reactive with water and hard to cut  \nb. Reactive with water and soft to cut  \nc. Not reactive with water and hard to cut  \nd. Not reactive with water and soft to cut  \n14. Group 0 elements:  \na. Are all solids at room temperature  \nb. Are all unreactive as they have a full outer shell of electrons  \nc. Are all liquids at room temperature  \nd. Are all very reactive as they have a full outer shell of electrons  \n15. Group 1 and Group 7 elements reactive together because:  \na. They are metals and none metals  \nb. They can transfer one electron to complete both outer shells  \nc. They are all very reactive  \nd. The proton numbers are compatible  \n3  \n16. Properties of transition metals include:  \na. Strong, low melting points with a high density  \nb. Weak, low melting points with a high density  \nc. Strong, high melting point with a low density  \nd. Strong, high melting point with a high density  \n17. A lithium atom has:  \na. 3 protons, 3 electrons and 4 neutrons  \nb. 3 protons, 4 electrons and 3 neutrons  \nc. 3 protons, 3 electrons and 7 neutrons  \nd. 3 protons, 7 electrons and 7 neutrons  \n18. The modern periodic table is arranged by:  \na. Mass number  \nb. Electron number  \nc. Atomic mass  \nd. Atomic number  \n19. The correct word equation for lithium reacting with iodine is:  \na. Lithium + Iodine → Lithium iodine + water  \nb. Lithium + Iodine → Lithium iodide  \nc. Lithium + Iodine → Lithium iodide + water  \nd. Lithium + Iodine → Lithium iodine  \n20. The symbol equation for the reaction between lithium and iodine is:  \na. Li + I → LiI + H2O  \nb. Li + I2 → LiI2 + H2O  \nc. 2Li + I2 → 2LiI2  \nd. 2Li + I2 →2 LiI  \n4  \n\n| PiXL Independence – Level 2\u003Cbr>5 questions 5 sentences 5 w","cbCaih7CW7cfFJow","https://ap.wps.com/l/cbCaih7CW7cfFJow","pdf",580714,1,19,"English","en",105,"# Level 1 - Multiple Choice Quiz\n## PiXL Independence - Level 1 Multiple Choice Questions\n# Level 2 - 5 questions (5 sentences, 5 words)\n## Explain reactivity in Groups 1 and 7","[{\"question\":\"What is the aim of the Level 1 multiple-choice section?\",\"answer\":\"Answer 20 multiple-choice questions by carefully reading each question and circling the correct letter, scoring out of 20.\"},{\"question\":\"How should answers be written in Level 2?\",\"answer\":\"For each statement, write a 5-point summary using either suggested websites or your own textbook notes, keeping exactly five sentences and then listing five key words with brief definitions.\"},{\"question\":\"Which topics are covered under atomic structure and the periodic table in this booklet?\",\"answer\":\"The booklet covers atoms and sub-atomic particles, isotope properties, electron shells, and group/period reactivity trends, alongside periodic table organization and reaction equations for lithium and iodine.\"}]","PiXL Independence - 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