Periodic table questions Flashcards
1
Q
what does the periodic table display
A
all known elements
2
Q
in which decade did the development of the periodic table begin
A
1890’s
3
Q
elements in the same group react in what way
A
in the same way
4
Q
what is a key characteristic of metals in terms of conductivity
A
high conductivity / good conductors of heat and electricity
5
Q
what is a common characteristic of transition metals
A
they are usually hard and dense
6
Q
how do non-metals conduct heat and electricity
A
poorly
7
Q
what are metalloids
A
elements between metals and non metals
8
Q
which property is common in metals and metalloids
A
shiny
9
Q
what is the conductivity of metalloids
A
conductivity between metals and metalloids
10
Q
what is a property of non-metals
A
dull
