ch1 to ch4 numerical

The total number of electron is 1. g CH_4 are :

Which is not the correct representation of the pi electron transfer? 1) CH_3-CH=CH_2 2) CH_2=CH-CH_2-CH_3 3) CH_3-CH=CHCN 4) CH_3-CO-CH_2-CH=CH_2

Which is the most suitable reagent among the following distinguish comound (3) from the others? (1) CH_(3)C-=C-CH_(3) (2) CH_(3)CH_(2)-CH_(2)-CH_(3) (3) CH_(3)CH_(2)C-=CH (4) CH_(3)CH=CH_(2)

Place the following alcohols in decreasing order of rate of dehydration with concentration H_2SO_4 . 1. CH_3CH_2CH(OH)CH_2CH_2CH_3 2. (CH_3)_2C(OH)CH_2CH_2CH_3 3. (CH_3)_2C(OH)CH(CH_3)_2 4. CH_3CH_2CH(OH)CH(CH_3)_2 5. CH_3CH_2CH_2CH_2CH_2CH_2OH

Consider the following compounds : CH_(4),CH_(3)-CH_(3), CH_(3)OH, CH_(3)-CH_(2)-CH_(3),CH_(3)-CH_(2)-CH_(2)-CH_(2)-CH_(3) H_(3)C-overset(CH_(3))overset("| ")"CH"-CH_(3),H_(3)C-overset(CH_(3))overset("| ")"CH"-overset(CH_(3))overset("| ")"CH"-CH_(3) How many compounds can be prepared by Wurtz reaction in high heilds?

The value of DeltaE for combustion of 16 g of CH_4 is -885389 at 298 K. The DeltaH combustion for CH_4 in Jmol^(-1) at this temperature will be : (Given that, R = 8.314 JK^(-1) mol^(-1) )