state gov MP Patwari (Group 2 Sub Group 4) Mock Test 2025 General Science Chemistry Chemical Reaction
In which of the following chemical equations, do the abbreviations represent the correct states of the reactants and products involved at reaction temperature?
1
2H2 (l) + O2 (l) → 2H2O(g)
2
2H2 (g) + O2 (l) → 2H2O(l)
3
2H2 (g) + O2 (g) → 2H2O(l)
4
2H2 (g) + O2 (g) → 2H2O(g)