{'declarativized': 'a student should look for an element with the same atomic mass on the periodic table to find another element with similar properties to krypton', 'correct': False, '__index_level_0__': 1947}
a student should look for an element with the same atomic mass on the periodic table to find another element with similar properties to krypton False 1947
{'declarativized': 'a student should look for an element with the same atomic mass on the periodic table to find another element with similar properties to krypton', 'correct': False, '__index_level_0__': 1947}