WorksheetsPeriodic Table 17B
Total questions: 12
Worksheet time: 6mins
Who is credited as the father of the modern Periodic Table?
Mendeleev
de Chancourtois
Newlands
Döbereiner
Mendeleev's genius was his ability to
predict elements that were not discovered yet
organize elements by their mass
have an element named after himself
organize elements by properties
Who was first to recognize every 8th element had common characteristics?
Mendeleev
de Chancourtois
Dalton
Döbereiner
The modern periodic table has elements are arranged by...
atomic mass
atomic number
valence electrons
number of isotopes
I proposed organizing the periodic table of elements by atomic number. Who am I?
Henry Moseley
J. Jakob Mendeleev
Johann Döbereiner
Beguyer de Chancourtois
The periodic law states that the physical and chemical properties of elements are periodic functions of their atomic ________
masses.
numbers.
radii.
structures.
The 'law of octaves' was proposed by...
Berzelius
Mendeleev
Döbereiner
Newlands
Scientist who first grouped similar elements in groups of 3's called triads.
Johann Dobereiner
John Newlands
Demitri Mendeleev
Henry Mosely
All of these exist as diatomic molecules except...
F
N
O
S
Elements that can exist as a single atom are...
diatomic
monatomic
compound
molecule
___________ exists as a liquid at room temperature.
Pb
W
Sn
Hg
Why were there blank spaces in Mendeleev's periodic table?
He died before he could finish
Undiscovered elements not yet found
Multiple elements could have fit there
Disagreements on which elements went where
