WorksheetsPeriodic Table
Total questions: 20
Worksheet time: 9mins
a pure substance which cannot be broken down any further is called ...
element
substance
compound
ion
The version of the Periodic Table that we use today was first proposed by Dmitri Ivanovich Mendeleev in ...
1872
1873
1972
1973
Which one unique labels that we can use to identify elements is ...
atomic number
mass number
proton
neutron
Column at periodic table is called ...
group
periode
Below is NOT CORRECT rule when using chemical symbols ...
all elements have symbols from their Latin names
every elements has unique symbols
the first letter of symbol is always a capital letter
the second letter is a small letter
Symbol of Silicon is ...
Si
S
Sl
Sn
Pb is symbol for ...
Lead
Potassium
Phosphorus
Platina
Below are symbol of gold, silver, and sodium ...
Au, Ag, and Na
Ge, S, and S
Au, S, and Na
Ga, Ag, and Na
Below the right charge of proton, neutron, electron are ...
positive, neutral, negative
neutral, negative, positive
negative, positive, neutral
the atomic number of an element refers to how many ...
proton
neutron
electron
mass
Number 12.001 refers to ...
number of mass
number of atom
number of proton
number of electron
the elements are arranged so that their atomic numbers increase from left to right across the Periodic Table
true
false
Symbol of Copper is Cu
true
false
Mendeleev was a brilliant British scientist
false
true
6 refers to atomic number
true
false
elements with similiar chemical properties are in the same groups of elements
true
false
Hydrogen is in the number group ...
I A
II A
III A
IV A
Aluminium is in period number ...
3
1
2
4
Magnesium and Calcium are in the different group
false
true
Natrium and Magnesium are in the same period
true
false
