NEET 2018
For the following questions answer them individually
NEET 2018 - Question 141
Identify the major products P, Q and R in the following sequence of reactions :
NEET 2018 - Question 143
For the redox reaction $${MnO_{4}}^{-}+{C_{2}O_{4}}^{2-}+H^{+} \rightarrow {Mn}^{2+}+CO_{2}+H_{2}O $$ the correct coefficients of the reactants for the balanced equation are
NEET 2018 - Question 144
The correction factor ‘a’ to the ideal gas equation corresponds to
NEET 2018 - Question 145
Which oneof the following conditions will favour maximum formation of the product in the reaction,
$$A_{2} (g)+B_{2} g \rightleftharpoons X_{2}(g) \triangle_{r}H=-XKJ$$
NEET 2018 - Question 146
The bond dissociation energies of $$X_{2},Y_{2}$$ and XY are in the ratio of 1:0.5:1. $$\triangle H$$ for the formation of XY is — 200 kJ $$mol^{-1}$$ The bond dissociation of energy $$X_{2}$$ will be
NEET 2018 - Question 147
When initial concentration of the reactant is doubled,. the half-life period of a zero order reaction
NEET 2018 - Question 148
Which of the following molecules represents the order of hybridisation $$Sp_{2},Sp_{2},Sp,Sp $$from the left to right atoms?
NEET 2018 - Question 149
Which of the following carbocations is expected to be most stable?
NEET 2018 - Question 150
Which of the followingis correct with respect to — I effect of the substituents ? (R = alkyl)
