CUET and UG exam JEE Advanced Mock Test Series 2025 Chemistry d And f - Block Elements The Transition Elements (d-Block)
In the given reaction
KCl + H₂SO₄ → A + HCl
A + KCl → B + HCl
B + CaCO₃ + 2C → C + D + 2CO₂
D on reaction with water produce, H2S gas. Identify the compound C and D.
1
CaS and K2CO3
2
K2CO3 and CaS
3
CaS and K2SO4
4
K2SO4 and CaS