SP 24 Families of elements reading quiz

Calcium is a member of

• Alkaline Earth Metals

• Alkali Metals

• Halogens

• Metalloids

Transition metals compared to alkali metals (#7). Transition metals are: (choose 2)

• more dense

• less dense

• higher melting points

• lower melting points

The number of valence electrons in the alkali metals (look at your periodic table):

• 8

• 3

• 2

• 1

The most reactive nonmetals:

• Alkali metals

• Noble gases

• Halogens

• Transition metals

Synthetic elements which are used in smoke detectors and nuclear weapons: (choose 2)

• Plutonium

• Americium

• Gold

• Einsteinium

The Halogens are in group

• 18

• 16

• 1

• 17

The halogen added to salt to help maintain health

• Fluorine

• Chlorine

• Bromine

• Iodine

The halogen added to toothpaste (#12)

• Fluorine

• Chlorine

• Bromine

• Iodine

The halogen added to swimming pools

• Fluorine

• Chlorine

• Bromine

• Iodine

The most abundant element in the universe, found in stars and gas clouds.

• Hydrogen

• Argon

• Iron

• Oxygen