Fill the gaps on atomic structure

Exercise and reference answers

Missing parts

1. Answer

   2n squared

   Choices

   1. 2n squared
   2. 3n squared
   3. 4n squared

2. Answer

   eight

   Choices

   1. eight
   2. seven
   3. nine

3. Answer

   1932

   Choices

   1. 1932
   2. 1886
   3. 1911

4. Answer

   A

   Choices

   1. A
   2. Z
   3. N

Complete the statement

A shell holds at most {0} electrons by the rule. The outer shell holds at most {1}. The neutron was found in {2}. Mass number is written as {3}.

Instructions

Tap a word or figure to drop it into the slot.

Explanation