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The temp at which miscelles form is Kraft temprature...... temp. Above curie temp. Domains of ferrc substance get ruptured and ferromagnetic substance becomes parmagnetic

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Jin Kazama 8 years, 1 month ago

The temp. above which micelles form

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Schotkey defect

Posted by Vibhour Sharma 8 years, 1 month ago

CBSE > Class 12 > Chemistry

3 answers

Ritu Dhanda 8 years, 1 month ago

Equal no.of cation and anion are missing from there lattice sites....

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Sanat Zehra 8 years, 1 month ago

Vacancy*

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Sanat Zehra 8 years, 1 month ago

Vacant defect in ionic crystal

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What is electrophoresis

Posted by Aditya Tiwari 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Sanat Zehra 8 years, 1 month ago

The movement of colloidal particle to oppositively charged electrode under applied potential.

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Frenkel defect

Posted by Muskaan Kejriwal 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Sanat Zehra 8 years, 1 month ago

When smaller sized ion(usually cation) dislocate from its normal site to interstitial sites, creating vacancy defect at its original site and interstitial defect at its present site.

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How to determine the colour of coordination compounds?

Posted by Khushman Kalyan 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Pranjali Mahajan 8 years, 1 month ago

By looking at the central atom which it is then accordingly its complementary colour will be seen

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What is oleum??

Posted by Drishtee Gupta 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Balbir Singh 8 years, 1 month ago

Fuming H2SO4

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.Ismat .Jamil 8 years, 1 month ago

It is a name for pyrosulphuric acid I.e. H2S2O7

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Blueprint of board exam 2018

Posted by Vipin Vashist 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Nahi board ka paper black print hota hai

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Why does optically active halide undergo reacemisationby S1N mechanism

Posted by Pankaj Sihag 8 years, 1 month ago

CBSE > Class 12 > Chemistry

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Why [Co(Nh3)6]3+ is more stable than [Ni (Nh3)6]3+?

Posted by Shagun Waraich 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Shagun Waraich 8 years, 1 month ago

Isn't it due to d orbital In 1st inner d orbital involved but in 2nd outer d orbinal involved , outer has more energy than inner so 2nd is less stable

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Aman Pareek 8 years, 1 month ago

Because Co+3 is more stable than Ni+3

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What is use of racemisation in sn1 reaction

Posted by Nirnay Nrip 8 years, 1 month ago

CBSE > Class 12 > Chemistry

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Would crystallises in a bcc unit cell what is the appro no of unit cell in 4.6 g of Na? Given that the atomic mass of Na is 23gmol-1

Posted by Namitha Shaji 8 years, 1 month ago

CBSE > Class 12 > Chemistry

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How Many Gram of k2Cr2O7 is present in1 litre of its N/10 solution in acid medium

Posted by Rakshit Yadav 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

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Organic m problem horha h

Posted by Sitesh Singh 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

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How

Posted by Ankur Gahlyan 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

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What is the structural difference between novolac and bakelite

Posted by Arka Ghosal 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Muskan Patra 8 years, 1 month ago

When we reat phenol with formaldehyde then there is only sinle chain formation which is called novolac the further novolac is treated with formaldehyde to form bakelite by condensation

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A white solid 'A' on treating with caustic soda gives a pungent smelling gas 'B'. B on catalytic oxidation forms gas C.C give brown fumes of gas D,on further oxidation which on dissolving in water forms HNO3 .identify A,B,C,D and give the sequence of reactions involved

Posted by Alok Tripathi 8 years, 1 month ago

CBSE > Class 12 > Chemistry