WorksheetsTHE PERIODIC TABLE OF ELEMENTS
Total questions: 20
Worksheet time: 12mins
Who proposed the Law of Octaves?
Lavoisier
Newlands
Doberiener
Mendeleev
The vertical columns in the periodic table are known as
Groups
transition metals
lanthanides
Periods
Who proposed the Law of Triads? (Type ONLY the surname)
(a)
Which of these groups is known as the Halogens?
Group 1A
Group 2A
Group 7A
Group 8A
What do you call the atoms that donates their valence electrons to make other atoms stable during chemical bonding?
(a)
The following are metalloids EXCEPT for _________.
Antimony
Boron
Germanium
Tin
Which group in the periodic table is composed of elements that do not react with other elements?
Halogens
Noble gases
Alkaline Earth Metals
Actinides
Which of these elements is an alkali metal?
Beryllium
Iron
Lithium
Magnesium
The following are characteristics of elements in the Actinides group EXCEPT ___________.
they are radioactive
they belong to the f-block
they are inner-transition metals
they have high electronegativity
Which element has the highest electronegativity value?
(a)
Iron, copper, and nickel are examples of ________.
Alkaline metals
Transition metals
Representative elements
alkali metals
Who is known as the "Father of the Modern Periodic Table"? (Type ONLY the surname)
(a)
Which of these elements will form an anion?
Potassium
Oxygen
Calcium
Boron
Name the only liquid metal at room temperature.
(a)
Who among these chemists arranged the elements in order of increasing atomic number?
Meyer
Mendeleev
Lavoisier
Moseley
Elements with high valence electrons are likely to form cations.
TRUE
FALSE
Promethium is the only member of the lanthanide group that is radioactive.
TRUE
FALSE
Boron family belongs to the d-block.
TRUE
FALSE
Ionization energy increases from right to left across the periodic table.
TRUE
FALSE
The higher the atomic number of an element, the bigger its atomic radius is.
TRUE
FALSE
