Introduction Alkynes contain a triple bond. General formula is C.H2n-2 Two elements of unsaturation for each triple bond. · Some reactions are like alkenes: addition and oxidation. · Some reactions are specific to alkynes
string is composed ofn(20) characters in an orderly sequence recorded as s:“c1C2C3…Cn” S is string name c123n is value is a character n is string length Such as,S=“ TSinghua University