Which of the following has incorrect relation. Me Pr Pr (A) & identical Me Me Et (B) & positional isomers Pr Pr Et Et (C) & positional isomers Pr Pr Me Me Et, (D) & Homologous Pr

In the following question, select the related letters from the given alternatives. MO : PR : : SU : ?

Figure shows three vectors a, b and c. If RQ=2PR , which of the following relations is co-rest ?

Order of rate of reaction of following compound with phenyl magnesium bromide is : Me-overset(O)overset(||)underset(I)C-Cl, Me-overset(O)overset(||)underset(II)C-H, Me-overset(O)overset(||)underset(III)C-O-Et

Given the IUPAC name and bond structures of the following condensed formulae: (a) Pr_(2)CHCMe_(3) Me_(3)C CH_(2)CM_(3)

The position vectors of P and Q are respectively a and b. If R is a point on PQ such that PR=5PQ, then the position vector of R is