#title.chemistiry of f-block elements., Chemistry

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#question.all questions under lanthanides and actinides.

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The nucleus of an element contains 9 protons. its valency, The nucleus of a...

The nucleus of an element contains 9 protons. Its valency would be : (1) 1        (2) 3        (3) 2        (4) 5 Ans: 1

Show various methods of blanching for the vegetables, Q. Show various metho...

Q. Show various methods of blanching for the vegetables? To carry out various methods of blanching for the given vegetables. • carry out various methods of blanching, and

Acetone react with (i)mg/h2o (ii)h2so4, This is an example of pinacone pina...

This is an example of pinacone pinacone rearrangemnt acetone with Mg and H2O forms 2,3 Dimethylbutane2.3 diol which on reacting with H+ from forms first a carbocation on carbon 2

Determine wavelength of the radiation emitted, The wavelength of the radiat...

The wavelength of the radiation emitted, when in a hydrogen atom electron falls from infinity to stationary state 1, would be (Rydberg constant 1.097 x 10 7 m -1 ) (1) 406 nm

Anode mud in electro refinig of copper., Name the common element present in...

Name the common element present in the anode mud in electro refinig of copper. Ans) ANTOMONY ,STRONSIUM,SELENIUM,TELLURIUM,SILVER,GOLD AND PLATINUM . THESE ELELMENTS ,BEING LESS R

Goc, homolytic fission

homolytic fission

Transference numbers, a hittorf cell fitted with Ag-AgClis filled with HCl ...

a hittorf cell fitted with Ag-AgClis filled with HCl solution that contains 0.0003856g HCl/g water. A current of 2 mA is passed for exactly 3 hours. the solutions are withdrawn, we

Organic compounds, may i know the number of organic compounds

may i know the number of organic compounds

Difference between oraganic and inoraganic compounds, An organic compound i...

An organic compound is any member of a large class of chemical compounds which molecules have carbon and hydrogen; thus, carbides, carbonates, carbon oxides and elementary carbon

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