Identifying Using the Periodic Table

What element is represented by the symbol in the picture?

• Sodium

• Neon

• Nitrogen

• Nickel

What element is represented by the symbol in the picture?

• Vanadium

• Sodium

• Nickel

• Silicon

The chemical symbol 'In' represents the element __________.

• Indium

• Iodine

• Nitrogen

But the symbols 'I' and 'N' alone represent _________ & __________.

(Tick all correct answers)

• Indium

• Iodine

• Nitrogen

So why is it important that we write Indium with a capital 'I' and lowercase 'n,' rather than as 'IN?'

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Chemical symbols on the periodic table come with two numbers. The larger number represents __________.

• The atomic mass

• The atomic weight

• The proton number

Tags

NGSS.HS-PS1-1

Chemical symbols on the periodic table come with two numbers. The smaller number represents __________.

• The atomic mass

• The atomic weight

• The proton number

Tags

NGSS.HS-PS1-1

So the average Potassium atom has a mass of ________...

... and an atom of Potassium will always have ________ protons.

Tags

NGSS.HS-PS1-1

Using your periodic table, find the mass of Magnesium

• 24

• 55

• 12

• 25