C nH n
C nH 2n+2
CnH 2n
CnH2n-2
Correct answer is B
when alkyne(CnH2n−2) are hydrogenated completely, alkanes( CnH2n+2) are produced.
In the Periodic Table, the elements that loss electrons most readily belong to ...
Given the reactions (i) Fe(s) + X(NO3)2(aq) → Fe(NO3) + X(s) (ii) H2(g) + XO → X + H2O(s); X is ...
What is the atomic number of Nihonium? ...
Which of the following statements is true? ...
A compound has an empirical formular CH2O and molecular mass of 90. [H = 1.00, C = 12.0, O = 16.0...
Which of the following is a common laboratory indicator for bases? ...
The gas that is most useful in protecting humans against solar radiation is? ...