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Formaldehyde reacts with ammonia to give :-

Formaldehyde on treatment with_____gives an_______and salt of a carboxylic and this reaction is called_____.

Formaldehyde polymerises from 6 to 100 molecules to form:

Formaldehyde on condensation in presence of Ca(OH)_2 gives:

Formaldehyde is one of the products obtained on ozonolysis of a compound. The presence of which of the following groups is proved by this observation-

Formaldehyde is used for _____ and _____

Formaldehyde is used as

Formaldehyde is not used in :

Formaldehyde gives an additive product with methyl magnesium iodide which o aqueous hydrolysis gives

Formaldehyde [HCHO] Undergoes Cannizzaro reaction: Give reason.

Formaldehyde gives an additive product with methyl magnesium iodide which on aqueous hydrolysis give:

Formaldehyde gives an additionproduct with methyl magnesium iodide which on acid hydrolysis gives

Formaldehyde can be manufactured from:

Formaldehyde andformic acid can be distinguished using

Formaldehyde can be distinguished from acetaldehyde by the reagent-

Formaldehyde and R- MgX gives,

Formaldehyde and formic acid can be distinguished from each other by treating with :

Formic acid and formaldehyde can be distinguished from each other by

Formaldehyde and formic acid can be distinguished by:

Formaldehyde and formic acid can be distinguished by :

Formaldehyde.

Formaldehyde and benzaldehyde give Cannizaro reaction but acetaldehyde does not - account for this.

Formaldehyde and formic acid are distinguished by treating with

Formaldehyde + ammoniatoY , the product Y is

Form the givenT-Sdiagram of a reversiblecarnot engine, find(i) work deliveredbyenginein one cycle (ii)heat taken from thesource in eachcycle . (iii) DeltaS_(sink) in eachcycle .

For H-atom, the energies of electronic levels depend upon

For xAtoyB (gaseous phase) reaction rate of reaction is doubled when [A] is quadrapled. Then 'rate law' is given by

For xA+yBto products, change of concentration of either A or B brings no change in reaction rate. Then

For XtoY(k_(t+10))/(k_(t))=3. If the rate constant at 300 k is Q "min"^(-1), at what temperature rate constant becomes 9Q "min"^(-1)?

For which type of reactions,order and molecularity have the same value?

For which vitamin liver is not the source ?

For which type of reactions, order molecularity have the same value ?

For which type of reactions, order and molecularity have the same value?

For which transition metal ions spin paired or complexes possible:

For which transition metal ions are high spin or spin free complexes possible

For which, the formula alpha = lambda_(v)/lambda_(infty) does not hold good?

For which system at equilibrium , at constant temperature , will the doubling of the volume cause a shift to the right

For which system at equilibrium, at constant temperature, will the doubling of the volume cause a shift to the right:

For which species, Bohr's theory does not apply:

For which salt the pH OF its solution does not change the dilution:

For which reduction, ore should be partially roasted is :-

For which reaction ( s) given fact( s ) is // are correct ?

For which reaction,∆S will be maximum ?

For which reaction K_p is less than K_c:

For which reaction, (deltaH > deltaU)? ( delta H= change in enthalpy,delta U = change in internal energy)

For which reaction from the following , will be maximum entropy change:

For which reaction from the following, DeltaS will be maximum

For which reaction is K_p = K_c :

For which reaction Delta H = Delta U ?

For which reaction change of entropy will be positive

Formaldehyde on treatment with_gives an_and salt of a carboxylic and this reaction is called___.

Formaldehyde is used for _ and _