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Henderson's equation for the POH ofa basicbuffer is _____.

HBr reacts fastest with :

…….helps us to select a suitable reducing agent and appropriate temrature range for reduction

HBr is added to CH_(3)CH=CH_(2) in the presence of peroxide. The resultant product, is,

Hellium was discovered by:

HBr has dipole moment 2.6xx10^(-30)C-m. If the ionic character of the bond is 11.5%. Calculate the interatomic spacing.

Helmets are made from

HBr and HI reduce H_2SO_4,HCI can reduce KMnO_4and HF can reduce :

Hell-Volhard-Zelinsky reaction invovles the replacement of an_____atom from the alkyl group of a monocarboxylic acid by a ____atom.

HBr and HI reduce H_(2)SO_(4), HCI can reduce KMnO_(4) and HF can reduce

Helium used for filling air ……………….. .

HBr and HI reduce sulphuric acid, HCl can reduce KMnO_4 and HF reduces:

Helium - oxygen mixture is used be deep sea divers in preference to nitrogen - oxygen mixture because

HBr and HI can reduce H_(2)SO_(4).HCl can reduce KMnO_(4) and HF can reduce

Helium is used in weather balloons and airships instead of H_(2) because it is

Helium nuclei combines to form an oxygen nucleus. The energy released per nucleaon of oxygen nucleus is [if m_(0)=15.834amu "and" m_(He)=4.0026amu]:

HBO. Oxymericuration-demercuration and acid catalysed hydration will not give same product in

HBO, oxymercuration-demercuration and acid catalysed hydration will not give not give same product in :

Helium is used in gas balloons instead of hydrogen, because

HBO of but-2-ene produces

H_3BO_3 is:

(HBO) Hydroboration and Oxymercuration-Demercuration, and acid catalysed hydration will not give the same product in

Helium is used in gas balloonsinstead of hydrogen because

Haze is a colloidal solution of

Helium is used in gas ballons instead of hydrogen because :

HB react with CH_2 =CH -OCH_3 under anhydrous conditions at room temperature to give

Helium is used in diving equipment.

HB reacts fastest with

Helium is used in balloons in place of hydrogen because it is

_________have maximum ozone depleting potentail.

____has highest oxidising power in halogen family.

Helium is used in ballons because -

____has highest electron affinity in halogen family.

Helium is preferred to nitrogen, by the deep sea divers. Why?

Helium is mixed with oxygen for the respiration by deep sea divers, because

has correct IUPAC name as :

Helium is found in radioactive minerals because

Harmful chemical present in tobacco is:

Helium is added to the oxygen supply used by deep sea divers because

Hardy - Schulz rules are based on __ of electrolyte ions coagulating the colloid

Helium is an inflammable and light gas.

Hardness of water is due to which pair of ions

Helium gives characteristic spectrum with orange light which is similar to that of

Hardness of water is estimated by simple titration using

Helium gives a characterstics spectrum with:

Helium atom is two times heavier than hydrogen molecule. At 25^@ C, the kinetic energy of He atom is

Helium atom is two times heavier than a hydrogen molecule. At 25^(@)C, the average kinetic energy of a helium atom is :

Hardness of transition elements is due to

Helium atom is two times heavier than a hydrogen molecule. At 15^(@)C the average KE of helium atom is

Heliumatomistwotimesheavierthana hydrogen molecule. At 15^@C the average KE of helium atom is:

Hell-Volhard-Zelinsky reaction invovles the replacement of an_atom from the alkyl group of a monocarboxylic acid by a atom.