isooctane is assigned an octane number of 100, whereas _____ is assigned an octane number of 0.Group of answer choices sulfur dioxide    propane methane    Hydrogen n-heptane

Multiple Choice QuestionAll of the following names correspond to alkanes except ______.Multiple choice question.octane2-methylheptane1-octene2,3-dimethylhexane

Arrange following compounds in increasing order of octane and cetane number.n-heptane, iso-octane, benzene, n-octane

Multiple Choice QuestionThe term alkane is used to describe hydrocarbons that contain ______.Multiple choice question.only C–C single bondsonly C–H single bondsonly H–H single bondsonly C–C and C–H single bonds

Which of the following statements is/are correct?Straight-chain alkanes have very low octane numbersThe branching of the chain increases the octane number of a fuelStraight and branched-chain alkanes have octane numbers higher than those of the corresponding cycloalkanesAromatic compounds have high octane numbers

Out of the following gases which one makes about 1/5th of the atmosphere?Group of answer choicesoxygencarbon dioxidesulfer dioxideheliumnitrogen