GKFix MCQ Question

Which of the following reactions will be affected by increasing pressure?

• A. CaCO₃(s) ⇌ CaO(s) + CO₂(g)
• B. CO₂(g) + C(s) ⇌ 2CO(g)
• C. PCl₅(g) ⇌ PCl₃(g) + Cl₂(g)
• D. All of the above