Question

[Silanuo
G
[O group]
0.4 Match the elements in column 'X' with the correct group they belong from column Y'.
X
1.
Element with atomic number 19
2. Element with electronic configuration 2
3.
Element with a valency of -2
4. Element 'P' which loses 3 electrons to form a cation
5. Element 'Q in period-3 which has the highest electron affinity
'Y
A: Group 18
B: Group 16
C: Group 1
D: Group 17
E: Group 13
VIA]
[IA]
[VIIA]
[IIIA]​

Answer 1

Answer:

halogen17

chalcogens 16

noble gas 18