Question

Select the odd man out from the following. [5]
1: F2 , Cl2 , Mg , I2 , Br2
2: Cu , Fe , Na , Sn , Pb
3: Ca , Li , Mg , Be ,Ba
4: P , S , O , Zn , N
5: Al , Na , Ca , P , S

Answer 1

Answer:

1. Mg , it's metal other are halogen
2. Na ,other have d blono
3. Li , this belong to 1st group other belong to 2nd
4. Zn, it's metal other are non metal
5. S