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Q: What do He Ne Ar Kr have in common?
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What does the column with helium have in common on the periodic table?

That column contains the Noble Gases (He, Ne, Ar, Kr, Xe, Rn).


Do Ne Ar Kr K belong to the same period?

No, they are in different periods.


What are gases that do not bond or have ion charges?

These are the noble gases: He, Ne, Ar, Kr, Xe, Rn.


What elemnet is a gas?

N O F Ne He Cl Ar Kr Xe Rn


What elements are largely unreactive substances?

The Noble gases He, Ne, Ar, Kr, Xe, Rn


What does not exist as a diatomic molecule?

Noble gasses, from group 18: He Ne Ar Kr Xe Rn


Predict the order of increasing boiling points of the noble gases?

He<Ne<Ar<Kr<Xe<Rn


Atom where the outer shell surrounds the nucleus is full?

These are the noble gases, He, Ne, Ar, Kr, Xe, Rn


What noble gas makes lasers?

All noble gases - He, Ne, Ar, Kr, Xe - were used in lasers.


What is the reaction between corn starch citric acid and iodine?

co2 ho2o2 ar,he,kr,ne+cloramphinamine


What noble gas configurations is Rb likely to adopt in reactions when it form ions?

Kr


What is a noble or unreactive gas found in the atmosphere?

All the noble gases are in the atmosphere: He, Ne, Ar, Kr, Xe, Rn.