Periodic table and electron configuration

Match the following Atomic symbols to the name

• Hydrogen

• K

• Chlorine

• C

• Potassium

• H

• Helium

• Cl

• Carbon

• He

How many electrons does Helium (He) have

• 1

• 2

• 3

• 4

Label the following diagram:

a

b

c

d

Neutrons

Electrons

Protons

Nucleus

Answer explanation

What is the electron configuration of Hydrogen (H)

Answer explanation

Label the following diagram

a

b

c

d

Chemical symbol

Chemical name

Mass number

Atomic number

What is the electron configuration for Sulphur (S)?

Match the following Names to their chemical symbols

• Nitrogen

• O

• Oxygen

• F

• Neon

• Na

• Fluorine

• Ne

• Sodium

• N

How many electrons are in the p orbital?

• 2

• 8

• 6

• 18

Neon is a ...

• Noble gas

• Metalloid

• Transition metal

• Alkali metals

True or False: An electron will NOT occupy an orbital on its own, rather than share an orbital with one.

• True

• False