PHS Edexcel GCSE Combine Science CC4 The Periodic Table

Elements in the periodic table are arranged by...

• atomic mass

• atomic number

• melting point

• density

In which part of the periodic table can you find metals?

• on the right

• on the left

• at the top

• in the middle

Which scientist is credited with developing the modern periodic table?

• Newland

• Brennan

• Mendeleev

• Baker

How many electrons fit in the first shell?

• 8

• 1

• 2

• 18

How many electrons fit in the second shell?

• 2

• 8

• 1

• 18

What is the chemical symbol for potassium?

• Po

• P

• K

• Z

What is the chemical symbol for sodium?

• S

• So

• Fe

• Na

How many electrons do group 3 elements have on their outer shell?

• 1

• 2

• 3

• 4

How many electrons do group 5 elements have on their outer shell?

• 3

• 4

• 5

• 6

What is the symbol for iron?

• I

• F

• Ir

• Fe