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WorksheetsY7U1T3 - Elements and the Periodic Table Quiz
Total questions: 10
Worksheet time: 5mins
What does the Periodic Table show us?
All known molecules
All known atoms
All known elements
All known compounds
How many naturally occurring elements are there?
100
92
118
56
What is an element made of?
One type of atom
Multiple types of molecules
A mixture of atoms and molecules
Only non-metals
Which group of elements is the most reactive with water?
Noble Gases
Halogens
Alkali Metals
Transition Metals
What can you infer about the reactivity of Alkali Metals as you move down the group?
Reactivity decreases
Reactivity stays the same
Reactivity increases
Alkali Metals are non-reactive
Which of the following is NOT a property used to group elements in the Periodic Table?
Atomic structure
Symbol
Period
Colour
Which group contains the Noble Gases?
Group 1
Group 2
Group 18
Group 7
What does the number in each element's box represent on the Periodic Table?
The number of protons in the nucleus
The number of molecules
The number of atoms in a molecule
The molecule's atomic mass
Why do some elements not have symbols matching their English names?
It's based on Latin names
It's an error in the Periodic Table
Some symbols are randomly chosen
Symbols are based on atomic number
Which of the following elements is a gas at room temperature?
Chlorine
Magnesium
Iron
Sodium
