- Tardigrade
- Question
- Chemistry
- The first (Δi H1) and second (Δi H2) ionisation enthalpies (in kJ mol-1) and the electron gain enthalpy (Δeg - H) (in kJ mol-1) of the elements I, II, III, IV and V are given below: Element Δi - H1 Δi - H2 Δeg - H I 520 7300 -60 II 419 3051 -48 III 1681 3374 -328 IV 1008 1846 -295 V 2372 5251 + 48 The most reactive metal and the least reactive nonmetal of these are respectively
Q.
The first and second ionisation enthalpies (in ) and the electron gain enthalpy (in ) of the elements
, , , and are given below:
Element
520
7300
-60
419
3051
-48
1681
3374
-328
1008
1846
-295
2372
5251
+ 48
The most reactive metal and the least reactive nonmetal of these are respectively
Element | |||
---|---|---|---|
520 | 7300 | -60 | |
419 | 3051 | -48 | |
1681 | 3374 | -328 | |
1008 | 1846 | -295 | |
2372 | 5251 | + 48 |
Solution: