однако в конце 19 века был сделан р

однако в конце 19 века был сделан ряд открытий, которые показали, что атом вовсе не является неделимой частицей. первый из этих открытий основывалось на изучении лучей, испускаемых отрицательно заряженным электродом.

Результаты (английский) 1:

but in the late 19th century, it was made a number of discoveries, which showed that the atom is not an indivisible particle. the first of these findings the study was based on the rays emitted by a negatively charged electrode.

Результаты (английский) 2:

however, at the end of the 19th century, a number of discoveries were made that showed that the atom was not an indivisible particle at all. the first of these discoveries was based on the study of rays emitted by a negatively charged electrode.

Результаты (английский) 3:

However, at the end of the 19th century, some discoveries showed that atoms were not indivisible particles. The first discovery is based on the study of the radiation emitted by the negative electrode.