Chemistry formula chemistry

Chemistry formula (chemistry)

The chemistry formula Question is referenced by its Question type in the code, which is chemistry. This Question allows students to input full or partial chemical formulas into empty response boxes.

Attributes

  • text_blocks array

    List of custom text blocks. Maximum length 9 characters.

    Default: []

  • is_math boolean

    Set to true to have LaTeX or MathML contents to be rendered with mathjax.

    Default: false

  • metadata object

    Object containing additional information about the question.

  • metadata.distractor_rationale string

    Used to display individual response feedback/rationale to the student.

  • metadata.rubric_reference string

    A unique identifier for the rubric to be used with the question - defaults to course rubric if assigned in activity

  • metadata.sample_answer string

    A sample answer to be displayed on the Learnosity Reports API. HTML is supported.

  • metadata.acknowledgements string

    References for any text passages, documents, images etc. used in the question.

  • stimulus string

    The question stimulus. This can include text, tables, images, resources and LaTeX entered via the Math Editor.

  • stimulus_review string

    HTML/Text content displayed only in review state rendered above the response area. Supports embedded Feature <span> tags. Will override stimulus in review state.

  • instructor_stimulus string

    HTML/Text content displayed when showInstructorStimulus is set to true on the activity. Supports embedded Feature <span> tags.

  • type string

    Type of question being asked, e.g. 'association'

    Default: "chemistry"

  • ui_style object

    Object used to control different aspects of the UI

  • ui_style.fontsize string

    Controls the size of base font for this question. Options are among 'small', 'normal', 'large', 'xlarge' and 'xxlarge'.

    Default: "normal"

  • ui_style.response_font_scale string

    This scales the font relative to the question's font size. Possible values:

    • "boosted" 150%
    • "normal" 100%

    Default: "boosted"

  • ui_style.type string

    Keyboard style. See Keypad Customization for more information. Possible values:

    • "floating-keyboard"

      A movable keypad appears when the learner brings focus into the response box

    • "block-keyboard"

      A fixed keypad that is always visible

    • "block-on-focus-keyboard"

      A fixed keypad appears when the learner brings focus into the response box

    • "no-input-ui"

      No keypad

    Default: "floating-keyboard"

  • ui_style.min_width stringUnits

    Controls the minimum width of the response input area, e.g. 550px

    Default: ""

  • ui_style.transparent_background boolean

    Determines whether the area housing nested response areas should be transparent

    Default: false

  • ui_style.keyboard_below_response_area boolean

    If true, the floating formula keyboard will appear below the question as a whole (instead of below each individual math editor in the question).

    Default: false

  • feedback_attempts number

    If instant_feedback is true, this field determines how many times the user can click on the 'Check Answer' button. 0 means unlimited.

    Default: 0

  • instant_feedback boolean

    Flag to determine whether to display a 'Check Answer' button to provide instant feedback to the user.

    Default: false

  • validation object

    In this section, configure the correct answer(s) for the question.

  • validation.allow_negative_scores boolean

    Negative scores will be normalised to zero by default. Allowing negative scores, on the other hand, means that the score can drop below zero when penalties are applied.

    Default: false

  • validation.penalty number

    Value indicating the marks deducted for an incorrect response.

    Default: 0

  • validation.min_score_if_attempted number

    Positive value indicating the minimum score if a student attempted the question.

    Default: 0

  • validation.scoring_type string

    The way in which marks are distributed for the question.

    • Exact Match - All parts of the question must be answered correctly to receive a mark.
    • Partial Match Per Response - Each correct response element will be awarded an individual score.
    • Partial Match - Each correct response element will be scored individually, and the overall question score will be divided between responses.

    Default: "exactMatch"

  • validation.unscored boolean

    When enabled, this option will remove all scoring from the question. This is useful for creating practice questions.

    Default: false

  • validation.valid_response object

    An object containing the valid response score and value.

  • validation.valid_response.score number

    Score awarded for the correct response(s).

    Default: 1

  • validation.valid_response.value array

    An array of objects containing the valid response.

    Default: []

  • validation.valid_response.value[ ].method string

    The method used to compare user input against the valid response value.

    Default: "equivLiteral"

  • validation.valid_response.value[ ].value string

    The value to match against

    Default: ""

  • validation.valid_response.value[ ].aria_label string

    A plain text version of the correct answer, available in review state for screen reader users

    Default: ""

  • validation.valid_response.value[ ].options object

    Extra options for the selected method.

  • validation.valid_response.value[ ].options.ignoreLeadingAndTrailingSpaces boolean

    Setting it to true allows treating ' a ' and 'a' as the same.

    Default: true

  • validation.valid_response.value[ ].options.treatMultipleSpacesAsOne boolean

    Setting it to true allows treating 'a b' and 'a b' as the same.

    Default: true

  • validation.valid_response.value[ ].options.inverseResult boolean

    Return the opposite result

    Default: false

  • validation.valid_response.value[ ][ ].method string

    The method used to compare user input against the valid response value.

    Default: "equivLiteral"

  • validation.valid_response.value[ ][ ].value string

    The value to match against

    Default: ""

  • validation.valid_response.value[ ][ ].aria_label string

    A plain text version of the correct answer, available in review state for screen reader users

    Default: ""

  • validation.valid_response.value[ ][ ].options object

    Extra options for the selected method.

  • validation.valid_response.value[ ][ ].options.ignoreLeadingAndTrailingSpaces boolean

    Setting it to true allows treating ' a ' and 'a' as the same.

    Default: true

  • validation.valid_response.value[ ][ ].options.treatMultipleSpacesAsOne boolean

    Setting it to true allows treating 'a b' and 'a b' as the same.

    Default: true

  • validation.valid_response.value[ ][ ].options.inverseResult boolean

    Return the opposite result

    Default: false

  • validation.automarkable boolean

    Defines whether the question will be marked automatically, or must be marked manually.

    Default: true

  • validation.alt_responses array

    Add an alternate response if there is more than one correct overall solution to a question.

  • validation.alt_responses[ ].score number

    Score if the alternative response is correct.

    Default: 1

  • validation.alt_responses[ ].value array

    An array of objects containing the valid response.

    Default: []

  • validation.alt_responses[ ].value[ ].method string

    The method used to compare user input against the valid response value.

    Default: "equivLiteral"

  • validation.alt_responses[ ].value[ ].value string

    The value to match against

    Default: ""

  • validation.alt_responses[ ].value[ ].aria_label string

    A plain text version of the correct answer, available in review state for screen reader users

    Default: ""

  • validation.alt_responses[ ].value[ ].options object

    Extra options for the selected method.

  • validation.alt_responses[ ].value[ ].options.ignoreLeadingAndTrailingSpaces boolean

    Setting it to true allows treating ' a ' and 'a' as the same.

    Default: true

  • validation.alt_responses[ ].value[ ].options.treatMultipleSpacesAsOne boolean

    Setting it to true allows treating 'a b' and 'a b' as the same.

    Default: true

  • validation.alt_responses[ ].value[ ].options.inverseResult boolean

    Return the opposite result

    Default: false

  • validation.alt_responses[ ].value[ ][ ].method string

    The method used to compare user input against the valid response value.

    Default: "equivLiteral"

  • validation.alt_responses[ ].value[ ][ ].value string

    The value to match against

    Default: ""

  • validation.alt_responses[ ].value[ ][ ].aria_label string

    A plain text version of the correct answer, available in review state for screen reader users

    Default: ""

  • validation.alt_responses[ ].value[ ][ ].options object

    Extra options for the selected method.

  • validation.alt_responses[ ].value[ ][ ].options.ignoreLeadingAndTrailingSpaces boolean

    Setting it to true allows treating ' a ' and 'a' as the same.

    Default: true

  • validation.alt_responses[ ].value[ ][ ].options.treatMultipleSpacesAsOne boolean

    Setting it to true allows treating 'a b' and 'a b' as the same.

    Default: true

  • validation.alt_responses[ ].value[ ][ ].options.inverseResult boolean

    Return the opposite result

    Default: false

  • validation.alt_responses[ ][ ].score number

    Score if the alternative response is correct.

    Default: 1

  • validation.alt_responses[ ][ ].value array

    An array of objects containing the valid response.

    Default: []

  • validation.alt_responses[ ][ ].value[ ].method string

    The method used to compare user input against the valid response value.

    Default: "equivLiteral"

  • validation.alt_responses[ ][ ].value[ ].value string

    The value to match against

    Default: ""

  • validation.alt_responses[ ][ ].value[ ].aria_label string

    A plain text version of the correct answer, available in review state for screen reader users

    Default: ""

  • validation.alt_responses[ ][ ].value[ ].options object

    Extra options for the selected method.

  • validation.alt_responses[ ][ ].value[ ].options.ignoreLeadingAndTrailingSpaces boolean

    Setting it to true allows treating ' a ' and 'a' as the same.

    Default: true

  • validation.alt_responses[ ][ ].value[ ].options.treatMultipleSpacesAsOne boolean

    Setting it to true allows treating 'a b' and 'a b' as the same.

    Default: true

  • validation.alt_responses[ ][ ].value[ ].options.inverseResult boolean

    Return the opposite result

    Default: false

  • validation.alt_responses[ ][ ].value[ ][ ].method string

    The method used to compare user input against the valid response value.

    Default: "equivLiteral"

  • validation.alt_responses[ ][ ].value[ ][ ].value string

    The value to match against

    Default: ""

  • validation.alt_responses[ ][ ].value[ ][ ].aria_label string

    A plain text version of the correct answer, available in review state for screen reader users

    Default: ""

  • validation.alt_responses[ ][ ].value[ ][ ].options object

    Extra options for the selected method.

  • validation.alt_responses[ ][ ].value[ ][ ].options.ignoreLeadingAndTrailingSpaces boolean

    Setting it to true allows treating ' a ' and 'a' as the same.

    Default: true

  • validation.alt_responses[ ][ ].value[ ][ ].options.treatMultipleSpacesAsOne boolean

    Setting it to true allows treating 'a b' and 'a b' as the same.

    Default: true

  • validation.alt_responses[ ][ ].value[ ][ ].options.inverseResult boolean

    Return the opposite result

    Default: false

  • handwriting_recognises string

    A string with the name of one of the available math grammar sets.

    Default: "standard"

  • template string

    A string containing latex math to be rendered on initialization. The template markup tag {{response}} is also supported. If present, only the {{response}} areas will be editable.

  • showHints boolean

    Disables hint, including keyboard shortcuts and group titles, shown on the keyboard's top left corner when hovering over a symbol group key.

    Default: true

  • horizontal_layout boolean

    Enables a horizontal layout with ten columns and two rows.

    Default: false

  • response_container object

    Object that defines styles for the response container.

  • response_container.height stringUnits

    Height of the response container, in pixels. Global setting.

  • response_container.width stringUnits

    Width of the response container, in pixels. Global setting.

  • response_container.aria_label string

    The ARIA label for the response container. The label will be "Response area" by default if no label is provided.

  • response_containers array

    Array containing objects defining each individual response container style.

  • response_containers[ ].height stringUnits

    Height of the response container, in pixels. Individual container setting.

  • response_containers[ ].width stringUnits

    Width of the response container, in pixels. Individual container setting.

  • response_containers[ ][ ].height stringUnits

    Height of the response container, in pixels. Individual container setting.

  • response_containers[ ][ ].width stringUnits

    Width of the response container, in pixels. Individual container setting.

  • symbols array

    An array containing either strings or a nested objects of symbol definitions.

    Default: ["chemistry","basic","qwerty"]

  • numberPad array

    Define a custom set of symbols for the learner's keypad, for example: ["7","8","9","multiply","="]

    Default: ["7","8","9","\u00f7","4","5","6","multiply","1","2","3","minus","0","decimal","comma","plus","left","right","backspace","="]

Response format

The data returned in the response format for this Question is a string, which is the chemistry formula that the student entered.

Response format examples

{
                "value": "H^2\ O",
                "type": "string",
                "responses": [],
                "apiVersion": "v2.173.0",
                "revision": 1,
                "feedbackAttemptsCount": 1
            }

Response attributes

  • value string

    All the chemistry formula content that the student entered.

  • type string

    Informs the scoring engine about what kind of data to expect in the values entered by the student. For this Question type, you must always supply a string for this attribute with the value "string".

  • responses array

    Contains the content that the student entered into each individual response box when multiple response boxes are contained in the content. These response boxes are the scoreable answers.

  • apiVersion string

    The version of the Questions API that returned this reponse.

  • revision numeric

    Keeps track of the number of Question attempt submissions, i.e. how many times the student answered the Question and submitted it.

  • feedbackAttemptsCount numeric

    Keeps track of the number of feedback attempts.

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