Which of the following statements are ...

Which of the following statements are not true for hydrogen ?

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which of the following statement are not true ?

Vacancy defect results in a decrease in the density of the substance

interstitial defects results in an increase in the density of the substance

impurity defect has no effect on the density of the substance

Frenkel defect results results I n an increase in the density of the substance

Energy flows through populations except for the amount that becomes urine and faeces.

While it might seem otherwise, more energy flows through predator food webs than detrital food webs.

Ecological pyramids typically pertain to grazing food webs only.

Because of biological magnification, certain pollutants are more concentrated in final consumers.

Only type of interactions between particles of noble gases are due to weak dispersion forces.

Ionisation enthalpy of molecular oxygen is very close to that of xenon.

Hydrolysis of `XeF_(6)` is a redox reaction.

Xenon fluorides are not reactive.