Test your knowledge about DIFFICULTY, then download the file below.
Nearly 160 questions in the form of multiple-choice questionnaire, only one in Which answer is possible.
Generality Which element a his value ? Give the element value of group A, B, C & D To answer, click on the Corresponding button, then to validate your choice while Clicking on the arrow in bottom right with.
NOTA BENE : The calculation of the final score only works when you meet all the answers.
NB : PC compatible only.
Nearly 160 questions in the form of multiple-choice questionnaire, only one in Which answer is possible.
Generality Which element a his value ? Give the element value of group A, B, C & D To answer, click on the Corresponding button, then to validate your choice while Clicking on the arrow in bottom right with.
NOTA BENE : The calculation of the final score only works when you meet all the answers.
NB : PC compatible only.