maths or chemistry
Chemistry
Level
pending
there is a series of hydrocarbons where the difference between carbon & hydrogen atoms is 3& sum of their difference is n(n+1)/2 find the homologues series & state its name type your answer by adding the letters of that word example sadfg=19+1+4+6+7=37
111
87
100
63
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1 solution
the series is CH4 C2H6 ......... the answer is alkanes which add up to 63 a+l+k+a+n+e+s=1+12+11+1+14+5+19=63 all letters are arranged in serial order