L1 Chem

Na (Sodium) is...

• Alkali metal

• Alkali earth metal

• Nobel gas

• Transition metal

Cl (chlorine) is...

• non-metal

• metal

• transition element

• nobel gas

Fe, Co and Zn is transition metals, because...

Period 3 contains Sodium(Na), Magnesium(Mg), Aluminium(Al), Silicon(Si), Phosphorus(P), Sulphur(S), Chlorine(Cl) and Argon(Ar).

• True

• False

• Impossible to identify

Group 2 elements also called...

• Alkali metals

• Alkali earth metals

• Transition metals

• The noble gas

The Periods represent the energy shell these atoms outer electrons are located within.

• True

• False

• Impossible to identify

The zigzag line through the Periodic Table separates...

(choose the most applicable explanation)

• metals on the left with the non-metals to the right of the line

• only the block of the transition elements

• alkali earth metals from alkali metals

• nobel gases from the transition metals

Period 2 elements have their outer electrons in the second energy shell

• Impossible to identify

• True

• False

How many electrons in the outermost shell of the Li?

• 4

• 3

• 2

• 1

How many electrons in the outer shell of the Ar?

• 8

• 1

• 0

• 7