CBSC Session 2022-23.
Sample Papers of Class 10th, Science.
NCERT Important Questions of Class 10th Science.
NCERT Science Solutions of Class 10th.
NCERT book extra Questions.
CBSC Board and other State board.
Write the name and formula of the 2nd member of homologous series having general formula CnH2n-2.
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. Propyne
. C3H4