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WorksheetsChemistry Form 4 Periodic Table of Elements
Total questions: 27
Worksheet time: 17mins
How many orbitals does calcium have?
1
2
3
4
Where would you find the most reactive metals on the periodic table?
Group 1
Group 2
Group 13
Group 18
According to the Periodic Table, Silicon is considered a ____.
Metal
Nonmetal
Metalloid
Which of the following is NOT a physical property of metals?
Shiny
Conducts electric energy
Good insulator
Can be pulled into cables
In the picture, A is pointing to
The atomic mass
The element name
The chemical symbol
The atomic number
Why are Noble gases typically seen not bonded in nature?
They are highly reactive
They are rarely seen at all in nature, only in labs
They have a full outermost orbital
They only have one valence electron
In the picture, C is pointing to...
The atomic mass
the element name
the chemical symbol
the atomic number
Scientists can identify an element by looking at the structure of a single
atom.
neutron.
molecule.
electron.
What are the elements in group 18 (the far right) of the periodic table called?
Alkali metals
Alkaline earth metals
Halogens
Noble gases
Helium is a good insulator. Why?
Helium do not contains mobile ions
Helium do not contains mobile electrons
Helium is not inert
Helium is light
Argon (proton number =18) is inert to any chemical reaction because
It is light
it is located in Group 18
it has achieved stable duplet electron arrangement
it has achieved stable octet electron arrangement
noble gases
