Chemistry · Oct / Nov 2019 · Paper 12 · Question 22
The elements in Group I have similar chemical properties. Which statement explains why this is true?
- AThey all have metallic bonding.
- BThey all have the same number of complete electron shells.
- CThey all have the same number of electrons in their outer shell.
- DThey are all stored under oil to prevent reactions with the air.
As printed in the paper
Show the answer
Correct answer: C. They all have the same number of electrons in their outer shell.
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.