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hybridisation of pcl5

Posted by Gaurav Rajpoot 7 years, 10 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Chromatographic method

Posted by Shivanshu Yadav 7 years, 10 months ago

CBSE > Class 12 > Chemistry

13 answers

Aisha Grewal 7 years, 10 months ago

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

Shivanshu Yadav 7 years, 10 months ago

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

Aisha Grewal 7 years, 10 months ago

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

Shivanshu Yadav 7 years, 10 months ago

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

Aisha Grewal 7 years, 10 months ago

Y l dekh mne kr diya itta Sarah type

Aisha Grewal 7 years, 10 months 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 7 years, 10 months ago

Hm yeah bhi shi bt h

Aisha Grewal 7 years, 10 months ago

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

Aamir Aziz 7 years, 10 months ago

It is based on the principle of adsorption.

Shivanshu Yadav 7 years, 10 months ago

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

Aisha Grewal 7 years, 10 months ago

In simple language

Aisha Grewal 7 years, 10 months ago

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

Aisha Grewal 7 years, 10 months ago

Hello

ANSWER

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

Posted by Sahil Yadav 7 years, 10 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

half life of reaction

Posted by Suny Kumar 7 years, 10 months 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 7 years, 10 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

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

Posted by Veto Laishram 7 years, 10 months ago

CBSE > Class 12 > Chemistry

5 answers

Shivanshu Yadav 7 years, 10 months ago

Yes

Aisha Grewal 7 years, 10 months ago

Ok

Payal Kashyap 7 years, 10 months ago

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

Aisha Grewal 7 years, 10 months ago

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

Gaurav Mishra 7 years, 10 months ago

Yes

ANSWER

what is trick of ipusc name

Posted by Anuj Singh 7 years, 10 months ago

CBSE > Class 12 > Chemistry

5 answers

Shivanshu Yadav 7 years, 10 months 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 7 years, 10 months ago

I mean yeah

Aisha Grewal 7 years, 10 months ago

Ueah

Shivanshu Yadav 7 years, 10 months ago

????

Aisha Grewal 7 years, 10 months ago

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

ANSWER

Morality and molarity

Posted by Sayyed Ali 7 years, 10 months ago

CBSE > Class 12 > Chemistry

2 answers

Gaurav Mishra 7 years, 10 months 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 7 years, 10 months 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 7 years, 10 months ago

CBSE > Class 12 > Chemistry

13 answers

Aisha Grewal 7 years, 10 months ago

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

Love Sidhu 7 years, 10 months ago

Koi trick hi bta do

Love Sidhu 7 years, 10 months ago

Chemistry yaad kaise krti ho mujhe to bhot boring lgti hai

Aisha Grewal 7 years, 10 months ago

Thnk u Mr. Sidhu. Jst kidding???

Aisha Grewal 7 years, 10 months ago

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

Love Sidhu 7 years, 10 months ago

Sweety u r genious in chemistry

Payal Kashyap 7 years, 10 months ago

Oo

Aisha Grewal 7 years, 10 months ago

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

Payal Kashyap 7 years, 10 months ago

Thanks

Aisha Grewal 7 years, 10 months ago

HOF

Gaurav Mishra 7 years, 10 months ago

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

Payal Kashyap 7 years, 10 months ago

Mere exam me aaya tha ye question

Payal Kashyap 7 years, 10 months ago

Sweety iska answer janti ho kya

ANSWER

Important topics of chemical kinetics??

Posted by Rida Khan 7 years, 10 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

In which compound fluorine shoWS +1 oxidation state

Posted by Payal Kashyap 7 years, 10 months ago

CBSE > Class 12 > Chemistry

7 answers

Aisha Grewal 7 years, 10 months ago

Arey yar HOF hota h

Payal Kashyap 7 years, 10 months ago

Ye question mere exam me aya tha

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 7 years, 10 months ago

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

Meghna Das 7 years, 10 months ago

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

Payal Kashyap 7 years, 10 months ago

Hota he

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 7 years, 10 months ago

No +1 compound

Payal Kashyap 7 years, 10 months ago

Someone answer to this question

ANSWER

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

Posted by Mukesh Meshram 7 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Gaurav Mishra 7 years, 10 months 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 7 years, 10 months ago

CBSE > Class 12 > Chemistry

2 answers

Aisha Grewal 7 years, 10 months ago

Hi shivanshu

Aisha Grewal 7 years, 10 months 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 7 years, 10 months ago

CBSE > Class 12 > Chemistry

2 answers

Mukesh Meshram 7 years, 10 months ago

Cr ( (h2o)4) cl3

Aisha Grewal 7 years, 10 months ago

Chromium (III) chloride tetrahydrate

ANSWER

How cumen convert to phenol

Posted by Adarsh Krishna 7 years, 10 months ago

CBSE > Class 12 > Chemistry

2 answers

Aisha Grewal 7 years, 10 months ago

*hydroperoxide

Aisha Grewal 7 years, 10 months ago

Cumene to cumene hydroxide in presence of O2 then simple hydrolysis

ANSWER

Ch4 kya hai

Posted by Vishal Kumar 7 years, 10 months ago

CBSE > Class 12 > Chemistry

2 answers

Aisha Grewal 7 years, 10 months ago

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

Aisha Grewal 7 years, 10 months ago

Methane

ANSWER

Nicl4 hybridisation coordination no magnetic behaviour

Posted by Cha Hal 7 years, 10 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Frenkal defect

Posted by Tame Sarra 7 years, 10 months ago

CBSE > Class 12 > Chemistry

2 answers

Vivek Saini 7 years, 10 months ago

BC aalsi saala ?

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 7 years, 10 months ago

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

ANSWER

WHAT ARE alkyl halides ? How are they classified?

Posted by Ajay Ingole 7 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Radhika Tyagi 7 years, 10 months 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 7 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 7 years, 10 months ago

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

ANSWER

What is antacid

Posted by Hitesh Phogat 7 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Vivek Saini 7 years, 10 months ago

Which neutralize the excess of acid in stomach

ANSWER

Halojan haw find out?

Posted by Ajay Ingole 7 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Vivek Saini 7 years, 10 months ago

?

ANSWER

Which is more optical active 2chlorobutane or 1chlorobutane

Posted by Aditya Tiwari 7 years, 10 months ago

CBSE > Class 12 > Chemistry

2 answers

Gaurav Mishra 7 years, 10 months ago

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

Mukesh Meshram 7 years, 10 months ago

2chlorobutane

ANSWER

Describe the principle controlling vapour phase refining of titanium metal

Posted by Radhika Tyagi 7 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Radhika Tyagi 7 years, 10 months ago

Koi plz bta do yrr

ANSWER

What is wood spirit? Why it is so called?

Posted by Divya Sen 7 years, 10 months ago

CBSE > Class 12 > Chemistry

4 answers

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 7 years, 10 months ago

No mention

Divya Sen 7 years, 10 months ago

Thnx

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 7 years, 10 months ago

Called cause it is biproduct of distructive distillation of wood

Mmmmmmmmmmmmmmmmmmmm Wwwwwwwwwwwwwwwwwwww 7 years, 10 months ago

Methanol

ANSWER

What is freons

Posted by Ravindra Chinnapu 7 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Sparsh Anand 7 years, 10 months 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 7 years, 10 months 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 7 years, 10 months ago

CBSE > Class 12 > Chemistry

2 answers

Lekha Raj 7 years, 10 months ago

Sorry

Lekha Raj 7 years, 10 months ago

Sorr

ANSWER

Viva related

Posted by Ansh Chauhan 7 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Sparsh Anand 7 years, 10 months ago

What

ANSWER

What is the role of BaSO4 in Rosenmund reaction??

Posted by Divya Sen 7 years, 10 months ago

CBSE > Class 12 > Chemistry

6 answers

Divya Sen 7 years, 10 months 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 7 years, 10 months ago

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

Payal Kashyap 7 years, 10 months 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 7 years, 10 months ago

Yes,u are right sweety

Aisha Grewal 7 years, 10 months ago

Maybe

Aisha Grewal 7 years, 10 months ago

As a catalyst it reduces activity of palladium

ANSWER

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