Exploring Chemistry Chapters 5-6 Flashcards
Dmitri Mendeleev set about organizing the table of elements by
writing information about the elements on note cards
Davy discovered potassium by treating potash with
electricity from a strong battery
Dmitri Mendeleev was born in
Russia
The one who unwisely tasted and sniffed new chemicals was
Humphry Davy
How many of Mendeleev’s missing elements have been found?
all 3
Was static electricity known or unknown to the ancient Greeks?
no
An arc light generates light as electricity jumps across the gap between two ____ electrodes.
carbon
Dmitri Mendeleev organized his table of the elements by ___ and ___.
atomic weight, valance
Current electricity is due to the motion of
electrons
Mendeleev believed an organized table of the elements would
help his students
The first college that Dmitri Mendeleev attended was one
to train teachers
Alessandro Volta built the first
battery to produce electric current
To silence critics of his table, Mendeleev
predicted the properties of three missing elements
