Group VII [Mastery Check]

What name is given to elements in Group 7 on the periodic table?

• Alkali metals

• Halogens

• Alkali Earth Metals

• Metalloids

Which of the "Halogens" is found in liquid state at room temperature?

• Flourine

• Astatine

• Iodine

• Bromine

Which of these is a use for chlorine?

• in cosmetics

• in foods

• in cleaning equipment

• in clothing

What colour is bromine?

• red-brown

• purple

• yellow-green

• yellow

True or false? Halogens are metals.

• True

• False

Which is the most reactive element in Group 7?

• Flourine

• Chlorine

• Bromine

• Astatine

As you move down the group, halogens' reactivity...

• increases

• decreases

• doesn't change

• shows no trend.

Which of the "Halogens" has yellowish green color?

• Chlorine

• Bromine

• Flourine

• Iodine

Which halogen would be able to replace chlorine in sodium chloride?

• Flourine

• Bromine

• Iodine

• Astatine

The melting and boiling point increases as you go down group 7

• true

• false