Fill the gaps on the p-block groups

Exercise and reference answers

Missing parts

1. Answer

   chalcogens

   Choices

   1. chalcogens
   2. halogens
   3. actinoids

2. Answer

   halogens

   Choices

   1. halogens
   2. chalcogens
   3. lanthanoids

3. Answer

   ultraviolet

   Choices

   1. ultraviolet
   2. infrared
   3. microwave

4. Answer

   argon

   Choices

   1. argon
   2. helium
   3. xenon

Complete the statement

Group 16 elements are the {0}. Group 17 elements are the {1}. Ozone blocks {2} radiation. The main noble gas in air is {3}.

Instructions

Tap a word to drop it into the empty slot.

Explanation