state gov RPSC 2nd Grade Senior Teacher Mock Test Series 2025 General Science Chemistry Periodic Table
Which is the correct thermal stability order for H2E (E = O, S, Se, Te and Po)?
1
H2S < H2O < H2Se < H2Te < H2Po
2
H2O < H2S < H2Se < H2Te < H2Po
3
H2Po < H2Te < H2Se < H2S < H2O
4
H2Se < H2Te < H2Po < H2O < H2S
5
Question Not Attempted