// Numbas version: exam_results_page_options
{"name": "Positive ions", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"advice": "<p>The video below explains how to carry out similar problems.</p>\n<p><iframe width=\"854\" height=\"480\" src=\"https://www.youtube.com/embed/Oy-cy-3uCIk\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" modestbranding=\"\"></iframe></p>", "statement": "<p>In general, an ion is an atom that has a net electrical charge.</p>", "variablesTest": {"condition": "", "maxRuns": 100}, "tags": [], "parts": [{"unitTests": [], "type": "gapfill", "showCorrectAnswer": true, "useCustomName": false, "customMarkingAlgorithm": "", "variableReplacements": [], "gaps": [{"notationStyles": ["plain", "en", "si-en"], "correctAnswerFraction": false, "allowFractions": false, "customMarkingAlgorithm": "", "maxValue": "{a}-1", "type": "numberentry", "showCorrectAnswer": true, "mustBeReduced": false, "useCustomName": false, "extendBaseMarkingAlgorithm": true, "mustBeReducedPC": 0, "showFractionHint": true, "unitTests": [], "variableReplacements": [], "customName": "", "correctAnswerStyle": "plain", "showFeedbackIcon": true, "minValue": "{{a}-118}", "scripts": {}, "variableReplacementStrategy": "originalfirst", "marks": 1}], "sortAnswers": false, "customName": "", "extendBaseMarkingAlgorithm": true, "showFeedbackIcon": true, "scripts": {}, "marks": 0, "variableReplacementStrategy": "originalfirst", "prompt": "<p>A particular atom, in its neutral form, has {a} electrons; how many electrons will a corresponding positive ion have?</p>\n<p>[[0]]</p>"}], "functions": {}, "variable_groups": [], "rulesets": {}, "extensions": [], "preamble": {"js": "", "css": ""}, "ungrouped_variables": ["a"], "metadata": {"licence": "Creative Commons Attribution 4.0 International", "description": "<p>Basic solving of linear equations</p>"}, "variables": {"a": {"templateType": "anything", "group": "Ungrouped variables", "name": "a", "definition": "random(1..118)", "description": "<p>Number of electrons in neutral atom (118 is the maximum number, corresponding to <a href=\"https://en.wikipedia.org/wiki/Oganesson\" title=\"\">oganesson</a>).</p>"}}, "name": "Positive ions", "contributors": [{"name": "Mario Orsi", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/427/"}, {"name": "Katie Lester", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/586/"}]}]}], "contributors": [{"name": "Mario Orsi", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/427/"}, {"name": "Katie Lester", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/586/"}]}