Match the column :

Options

A. `{:("(P)","(Q)","(R)","(S)"),(1,"1,2",4,3):}`
B. `{:("(P)","(Q)","(R)","(S)"),("1,4","1,2","2,3,4",3):}`
C. `{:("(P)","(Q)","(R)","(S)"),(1,2,4,3):}`
D. `{:("(P)","(Q)","(R)","(S)"),("1,4","1,2,3","2,3,4",3):}`

Answer

B

Explanation

Due to unsaturation brown colour of `Br_(2)//H_(2)O` decolourises. Carboxylic acid gives `CO_(2)` gas with `NaHCO_(3)` . Aldehydes gives black or silver ppt. with tollen's reagent and terminal alkynes gives white ppt. with tollen's reagent gtC=0 group gives positive 2,4-DNP test