Chemistrymedium · Past Paper
Which of the following is the correct order of increasing atomic size?
ALi < Na < K
BK < Na < Li
CNa < Li < K
DLi < K < Na
✓ Correct Answer: A — Li < Na < K
Atomic size increases down a group because new electron shells are added.
Share this question
More from Chemistry
- Which acid is found in lemons?
- Which of the following atoms has the smallest radius?
- A student adds a piece of copper to a solution of silver nitrate. What will be observed?
- How many electrons are in the outermost shell of an element with atomic number 19?
- The reaction between Silver Nitrate and Potassium Iodide is an example of: