A double bond consists of __________________? April 15, 2025 by admin A. Two sigma bonds B. Two Pi bonds C. One sigma and one Pi bonds D. One sigma and two Pi bonds
Chemical properties of first member of homologous series with respect to other members are_________________? April 15, 2025 by admin A. same B. different C. depends upon number of C atoms D. depends upon number of H atoms
Compounds having same molecular formula but differ in structural formula are called __________________? April 15, 2025 by admin A. polymer B. monomer C. isomer D. allotropes
Organic compounds are soluble in ____________________? April 15, 2025 by admin A. polar solvent B. non-polar solvent C. alkalies D. water
Methane is used in power generation in chemical industries being a__________________? April 15, 2025 by admin A. natural gas B. good caloric value C. cheaper D. All
The precess in which larger molecule with higher molecular weight breaks down into smaller moleucles with lower molecular weight____________________? April 15, 2025 by admin A. polymerization B. pyrolysis C. isomerism D. no such process occurs
The metallic sound produced by engine due to the pre-ignition of fuel is called _______________? April 15, 2025 by admin A. knocking B. reforming C. cracking D. a and c
Which of the following can be used as anti-knocking agent ? April 15, 2025 by admin A. PbCl2 B. (C2H5)4 Pb C. (C2H5)2 Pb D. all of the above
Isomerism which is present only in alkene is__________________? April 15, 2025 by admin A. structural isomerism B. metamerism C. cis-trans isomerism D. both b and c
Compound containing benzene ring in their structure are __________________? April 15, 2025 by admin A. aliphatic B. aromatic C. carboxylic acid D. carbohydrates
