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hybridisation of pcl5

Posted by Gaurav Rajpoot 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Chromatographic method

Posted by Shivanshu Yadav 8 years, 1 month ago

CBSE > Class 12 > Chemistry

13 answers

Aisha Grewal 8 years, 1 month ago

Jb address p pahunch jayegi to m v bna dungi ??????

Shivanshu Yadav 8 years, 1 month ago

H okk bhej dunga ???? speed post kr dunga ???

Aisha Grewal 8 years, 1 month ago

Exam m aya to bna Dungi ... Tu tension na l tri sheet bej diyo usem v bna Dungiven.. Exam k bad????

Shivanshu Yadav 8 years, 1 month ago

Thnx ????but Diagram to bno ???

Aisha Grewal 8 years, 1 month ago

Y l dekh mne kr diya itta Sarah type

Aisha Grewal 8 years, 1 month ago

In this two phases, mobile and stationary phase... Stationary phase is immiscible... Mobile phase is forced to move through the stationary phase. The component which is strongly adsorbed take more time as compared to the weak adsorbed... The adsorbed component are removed by using suitable solvent.......... ????..... 5MArks k liy diagram bnaya diyo???

Shivanshu Yadav 8 years, 1 month ago

Hm yeah bhi shi bt h

Aisha Grewal 8 years, 1 month ago

Bs itti c baat..... Itta Sarah type Kon kregan yar

Aamir Aziz 8 years, 1 month ago

It is based on the principle of adsorption.

Shivanshu Yadav 8 years, 1 month ago

Hy dear but 5 marks ka aya to kroge ap hm??

Aisha Grewal 8 years, 1 month ago

In simple language

Aisha Grewal 8 years, 1 month ago

It is method to separate dissolved substance from each other ???

Aisha Grewal 8 years, 1 month ago

Hello

ANSWER

Arrange the following compound in increasing order of dipole moment ch3ch2ch3 , ch3ch2nh2 ,ch3ch2oh

Posted by Sahil Yadav 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

half life of reaction

Posted by Suny Kumar 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Calculate the number of glucose c, h, o in 36 gm of glucose given that the molar mass of glucose in 180 gm

Posted by Piyush Singh 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

It is difficult to prepare pure amines by ammenolysis of alkyl halides

Posted by Veto Laishram 8 years, 1 month ago

CBSE > Class 12 > Chemistry

5 answers

Shivanshu Yadav 8 years, 1 month ago

Yes

Aisha Grewal 8 years, 1 month ago

Ok

Payal Kashyap 8 years, 1 month ago

Because we get mixtures of amine and ammonium salt.so it is difficult to seprate

Aisha Grewal 8 years, 1 month ago

Iske answer Dyyan nai aa rha... Mne kiya to tha

Gaurav Mishra 8 years, 1 month ago

Yes

ANSWER

what is trick of ipusc name

Posted by Anuj Singh 8 years, 1 month ago

CBSE > Class 12 > Chemistry

5 answers

Shivanshu Yadav 8 years, 1 month ago

ak trick h agar tum reaction ko kro aur sath hi sath just uske niche uska nam likh te jao yehi ak trick h only

Aisha Grewal 8 years, 1 month ago

I mean yeah

Aisha Grewal 8 years, 1 month ago

Ueah

Shivanshu Yadav 8 years, 1 month ago

????

Aisha Grewal 8 years, 1 month ago

Trick Vrick kuch nai h.... Mehanat kr l

ANSWER

Morality and molarity

Posted by Sayyed Ali 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Gaurav Mishra 8 years, 1 month ago

M= no. Of moles / vol. of solutions in ltr. AND. m= no. of moles / mass of solvent in kg. No . of mole is for solute.

Gaurav Mishra 8 years, 1 month ago

My dear tou have wrong question. It's molarity (M) and molality (m) .

ANSWER

In which compound fluorine show +1 oxidation state

Posted by Payal Kashyap 8 years, 1 month ago

CBSE > Class 12 > Chemistry

13 answers

Aisha Grewal 8 years, 1 month ago

Upr kisi column m bat kro... Bhot neeche Ana pdta h

Love Sidhu 8 years, 1 month ago

Koi trick hi bta do

Love Sidhu 8 years, 1 month ago

Chemistry yaad kaise krti ho mujhe to bhot boring lgti hai

Aisha Grewal 8 years, 1 month ago

Thnk u Mr. Sidhu. Jst kidding???

Aisha Grewal 8 years, 1 month ago

Itti bdai Ajeeb LG rai h... Mr. Love sidhu

Love Sidhu 8 years, 1 month ago

Sweety u r genious in chemistry

Payal Kashyap 8 years, 1 month ago

Oo

Aisha Grewal 8 years, 1 month ago

Koi bat nai???sorry rat ko jldi neend aa gai thi. Kl bhot travel kiya tha isliye ???

Payal Kashyap 8 years, 1 month ago

Thanks

Aisha Grewal 8 years, 1 month ago

HOF

Gaurav Mishra 8 years, 1 month ago

Flourine is most elctronegative and always exhibit -1 oxidation state. Therefore no such compound exist.

Payal Kashyap 8 years, 1 month ago

Mere exam me aaya tha ye question

Payal Kashyap 8 years, 1 month ago

Sweety iska answer janti ho kya

ANSWER

Important topics of chemical kinetics??

Posted by Rida Khan 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

In which compound fluorine shoWS +1 oxidation state

Posted by Payal Kashyap 8 years, 1 month ago

CBSE > Class 12 > Chemistry

7 answers

Aisha Grewal 8 years, 1 month ago

Arey yar HOF hota h

Payal Kashyap 8 years, 1 month ago

Ye question mere exam me aya tha

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

According to ncert no compounds but asli me nitrogen ka koi compound +1 show karta hai

Meghna Das 8 years, 1 month ago

+1 kabhi nahi hota kyoki F is highly electro-ve in nature.

Payal Kashyap 8 years, 1 month ago

Hota he

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

No +1 compound

Payal Kashyap 8 years, 1 month ago

Someone answer to this question

ANSWER

PKB of aniline is higher than methyl amine. Why????

Posted by Mukesh Meshram 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Gaurav Mishra 8 years, 1 month ago

Because methylamine is more basic than aniline.

ANSWER

Distnguished b/w FOllowing Given Compound by suitable test choloroethan and cholorobenzen

Posted by Shivanshu Yadav 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Aisha Grewal 8 years, 1 month ago

Hi shivanshu

Aisha Grewal 8 years, 1 month ago

As chloroethane is aliphatic and other is aromatic.. We can distinguish with AGNO3... Chloroethane reacts with it giving precipitate... Whereas aromatic doesn't react...

ANSWER

a coordination compound with molecular formula crcl3.4h2o

Posted by Aman Singh 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Mukesh Meshram 8 years, 1 month ago

Cr ( (h2o)4) cl3

Aisha Grewal 8 years, 1 month ago

Chromium (III) chloride tetrahydrate

ANSWER

How cumen convert to phenol

Posted by Adarsh Krishna 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Aisha Grewal 8 years, 1 month ago

*hydroperoxide

Aisha Grewal 8 years, 1 month ago

Cumene to cumene hydroxide in presence of O2 then simple hydrolysis

ANSWER

Ch4 kya hai

Posted by Vishal Kumar 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Aisha Grewal 8 years, 1 month ago

Kya yar.. Confirm kr rha tha kya koi h ya nai online

Aisha Grewal 8 years, 1 month ago

Methane

ANSWER

Nicl4 hybridisation coordination no magnetic behaviour

Posted by Cha Hal 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Frenkal defect

Posted by Tame Sarra 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Vivek Saini 8 years, 1 month ago

BC aalsi saala ?

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Yaar tum loog ncert nahi khol sakte kya eek baar....

ANSWER

WHAT ARE alkyl halides ? How are they classified?

Posted by Ajay Ingole 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Radhika Tyagi 8 years, 1 month ago

The halides formed when alkanes react with halogens. They r of 3 types primary secondary and tertiary

ANSWER

How to learn salt anaysis

Posted by Rashmi Shrivastava 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Koi jarurat nahi padne ki teacher khud hi bata degi ki konsa salt diya hai...

ANSWER

What is antacid

Posted by Hitesh Phogat 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Vivek Saini 8 years, 1 month ago

Which neutralize the excess of acid in stomach

ANSWER

Halojan haw find out?

Posted by Ajay Ingole 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Vivek Saini 8 years, 1 month ago

?

ANSWER

Which is more optical active 2chlorobutane or 1chlorobutane

Posted by Aditya Tiwari 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Gaurav Mishra 8 years, 1 month ago

Abe gadhe pagal bataya tha na mai tereko ki 2chlorobutane is more optically active compound.

Mukesh Meshram 8 years, 1 month ago

2chlorobutane

ANSWER

Describe the principle controlling vapour phase refining of titanium metal

Posted by Radhika Tyagi 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Radhika Tyagi 8 years, 1 month ago

Koi plz bta do yrr

ANSWER

What is wood spirit? Why it is so called?

Posted by Divya Sen 8 years, 1 month ago

CBSE > Class 12 > Chemistry

4 answers

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

No mention

Divya Sen 8 years, 1 month ago

Thnx

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Called cause it is biproduct of distructive distillation of wood

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 8 years, 1 month ago

Methanol

ANSWER

What is freons

Posted by Ravindra Chinnapu 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Sparsh Anand 8 years, 1 month ago

Chlorofluorocarbon Cf2cl2

ANSWER

In acid catalysed nucleophilic addition of hcn to a carbonyl compound the first attack on carbonyl compound is by H + Cn- hcn NACn

Posted by Sparsh Anand 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

I'm always confused in increasing or decrease acidic character... Try to help me guys

Posted by Aisha Grewal 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Lekha Raj 8 years, 1 month ago

Sorry

Lekha Raj 8 years, 1 month ago

Sorr

ANSWER

Viva related

Posted by Ansh Chauhan 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Sparsh Anand 8 years, 1 month ago

What

ANSWER

What is the role of BaSO4 in Rosenmund reaction??

Posted by Divya Sen 8 years, 1 month ago

CBSE > Class 12 > Chemistry

6 answers

Divya Sen 8 years, 1 month ago

Yes u r right i searched the exact ans is- BaSO4 act as a catalytic poison which prevents the further reduction of aldehyde to alcohol...thnx for answering guys!!

Aisha Grewal 8 years, 1 month ago

Yeah I'm a bit good in chemistry... Never proud ???

Payal Kashyap 8 years, 1 month ago

No,baso4 is reagent here because sulphur and quinoline is use to poison pallidium and check its ability to reduce aldehyde into alcohol

Payal Kashyap 8 years, 1 month ago

Yes,u are right sweety

Aisha Grewal 8 years, 1 month ago

Maybe

Aisha Grewal 8 years, 1 month ago

As a catalyst it reduces activity of palladium

ANSWER

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