Question: Which of the following reactions is allowed or forbidden by strong interactions? Specify the reason in each case. You may look at the tables for

Which of the following reactions is allowed or forbidden by strong interactions? Specify the reason in each case. You may look at the tables for establishing the quark compositions:

(a) π^- + p → Λ⁺_c+ π^-,

(b) π^- + p → Λ⁺_c+ D^-,

(d) π^- + p → Λ⁺_c+ D^-_s .

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Question: Which of the following reactions is allowed or forbidden by strong interactions? Specify the reason in each case. You may look at the tables for

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