Recently Active Chemistry Questions

Which has highest MP? NaCl KCl MgO BaO How? ...

Which metal cannot be obtained by electrolysis of their aq. salt solutions: a)Ag b)Mg c)Au d)Cr well,shouldn't it be both Mg and Cr? answer given is only Mg. ...

The pink violet colour ok KMnO4 is due to: (a) d-d transition (b) p-d transition (c) charge transfer (d) Both (a) & (c) ...

Choose correct statement 1. All diastereomeric centres are stereogenic centres 2.Cis-trans isomers contains stereogenic centres 3. Gauche form of ethylene glycol is more stable than staggared form 4. Enantiomers contains ster ...

Which doesnt have coordinate bond? BF4- HF2- ...

1) Equal volume of two solution having pH = 2 and pH = 10 are mixed together at 90° C. Then pH of resulting solution is: (Take Kw at 90°C = 10-12 ) [a] 2 + log 2 [B] 10 - log 2 [c] 7 [d] 6 2) The ionazation constant of benz ...

potassium cyanide react with R----X to give alkyl cyanide while silver cyanide forms an isocyanide as a major product?? ...

well pls suggest sum gud book (other than o.p.tandon and maity ganguly) for inorganic.im horrible at it- 1)white ZnO on heating looses oxygen and becomes yellow due to defects in solid structure.no of defects increases or dec ...

1. Which element is the member oh 'hydride gap' ?? A. Zn B. Sc C. Fe D. Cr 2. Chlorosis is due to presence at A. Sulphur B. SO2 C. N2 D. O3 ...

1) Which of the following concentrations of NH4 + will be sufficient to prevent the precipitation of Mg(OH)2 from a solution which is 0.01 M in MgCl2 and 0.1 M NH3 (aq). Given that Ksp of Mg (OH)2 = 2.5 x 10-11 and Kb for NH3 ...

Identify A,B & C in the following Conversion - *Image* ...

*Image* 1st is hydroboration oxidation 2nd is oxymercuration-demercuration ...

Shapes of Nitrile and Nitrite are: A]Linear and Angular B]Angular and Linear C]Both Angular D]Both Linear ...

Boiling points of noble gases are illustrative of operation of which type of forces? A]ion-dipole B]dipole-induced dipole C]ion-induced dipole D]London dispersion forces Can any one provide me any links related to theories of ...

Arrange acc to degree of Covalency NaCl MgO AgCl CsCl ...

Which consists only Network solids? SiO2 , P4O10 P4O10 , SO3 P4O10 , P4O6 Diamond, SiO2 ...

Phosphorus Pentachloride in solid exists as: A]PCl5 B]PCl4-Cl- C]PCl4- PCl6- D]PCl5.Cl2 ...

Correct order of Dipole Moment? CH4 NF3 NH3 H20 ...

What is structure of Diborane? What is 3 centre 2 electron Bond?How many of them are in Diborane? ...

Molecule that has max number of non bonding e's XeOF4 XeO2F2 XeF3- XeO3 ...

A soln of weak acid was titrated with NaOH. The equivalence pt. was reached when 36.12 ml of 0.10 (N) NaOH have been added. Now 18.06 ml of 0.1(N) HCl was added to the titrated soln.The pH was found to be 4.92. What's Ka of a ...

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*Image* Bring about this conversion in 2 steps. ...

*Image* WHAT IS THE PRODUCT? ...

Do we need to know and learn these all big names and formulae...becoz these have been used in YG P1 Wilkinson catalyst Vaska's compound Cis-Platin ...

arrange in order of increasing reactivity of following monomers towards anionic polymerisation CH3CH=CH2,C6H5CH=CH2,CH2=CHCN?? ...

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*Image* → *Image* + *Image* Reagent used are con.HNO3+Con.H2SO4 Which is a major of the products? ...

An unknown alcohol gives blue ppt. in Victor Meyer's test.The no. of alpha H atoms in alcohol are ___ ? They gave the ans as 1,,saying R2CH-OH has one alpha H .. they have taken the underlined carbon to be alpha carbon,,but t ...

*Image* + Cl2/hu ---> ...