Write down the truth table of a NOR gate

A gate allows the signals to pass through only when some logical conditions are satisfied.Write the truth table of .OR. gate.

Write down the uses of ethanol.

Write down the unit of impulse.

Write the truth value of the negation of each of the following statements q : The earth is a star

Write down the structural formulae of ethane and ethene.

Write down the structural formulae of the following compounds: Cyclopentane

Write down the structural formulae of the following compounds: Cyclobutene