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What is aryl group

Posted by Shivam Gaming 2 years, 6 months ago

CBSE > Class 12 > Chemistry

2 answers

Amrit Mall 2 years, 6 months ago

Benzene

Mumtaz Sabri 2 years, 6 months ago

In which benzene is attached

ANSWER

50% of the first order reaction is complete in 23 min. Calculate the time required to complete 90% of reaction

Posted by Apsaraa Maheshwari 2 years, 6 months ago

CBSE > Class 12 > Chemistry

1 answers

Ayush Rana 2 years, 6 months ago

41.4

ANSWER

richa uses a rough charcoal instead of flat charcoal to adsorb a 'x'g of N² at room temperature ( T¹) . It is found that ∆H is low and positive. If x+ 20 g of N² is adsobed at temperature T¹ then compare T⁰ and T¹

Posted by Vidhi Choudhary 2 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Cbse class 12 chemistry chapter 10 haloalkanes and haloarenes notes

Posted by Kartik Batra 2 years, 6 months ago

CBSE > Class 12 > Chemistry

1 answers

Sanskriti Kumari 2 years, 6 months ago

Check in website

ANSWER

Ncert exercise

Posted by Rohit Yadav 2 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is the mechanism of SN1

Posted by Devi Khandre 2 years, 7 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Difference between hydroalkane and haloalkane

Posted by Subham Gite 2 years, 7 months ago

CBSE > Class 12 > Chemistry

2 answers

Mumtaz Sabri 2 years, 6 months ago

In hydro water grp attached in halo halogen are attached

Priya Choudhary 2 years, 6 months ago

Mujhe nhi pta

ANSWER

Increasing order of boiling and melting points of aldehydes,ketones and carboxylic acids

Posted by Poleboina Rishitha 2 years, 7 months ago

CBSE > Class 12 > Chemistry

2 answers

Mansi Baranwal 2 years, 6 months ago

Boiling point Carboxylic acid>aldehyde>ketone Melting point doesn't have such a significance regarding this.

Mumtaz Sabri 2 years, 6 months ago

Aldehyde<ketone<carboxylic acid

ANSWER

Aniline to carboxylic acid???

Posted by @Rp!T ¥@D@V 2 years, 7 months ago

CBSE > Class 12 > Chemistry

1 answers

Guni Sood 2 years, 6 months ago

React with NaNo2 (diazonium salt formation) add CuCN then hydrolysis

ANSWER

How many ml of 0.2 m hcl

Posted by Madhu Jai 2 years, 7 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Halloalkane

Posted by * Chauhan Thakur * 2 years, 7 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What are molecules

Posted by All Rounders 2 years, 7 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is collodion

Posted by Chaudhary Lalit 2 years, 7 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Name the product formed when calcium acetate is strong ly heated and distilled

Posted by Heena Heena 2 years, 7 months ago

CBSE > Class 12 > Chemistry

1 answers

Chinthala Shireesha 2 years, 7 months ago

Acetone

ANSWER

The duels alder reaction is a cycloaddition reaction between a diene and an alkane which typically forms a cyclohexene one example of this reaction

Posted by Noor Dhillon 2 years, 7 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is the concentration in ppm when 30 mg of NaCl are dissolved in 600 mL of water?

Posted by Abhay Singh 2 years, 7 months ago

CBSE > Class 12 > Chemistry

3 answers

Dokkara Indhu 2 years, 7 months ago

1/20*10^6

Dokkara Indhu 2 years, 7 months ago

30/600=1/20

Dokkara Indhu 2 years, 7 months ago

30/630*10^6

ANSWER

Half life of first order reaction?

Posted by Sanskriti Kumari 2 years, 7 months ago

CBSE > Class 12 > Chemistry

4 answers

Amit Kumar 2 years, 6 months ago

T1/2=0.693

Dokkara Indhu 2 years, 7 months ago

T=0.693/k

Rinku Sharma 2 years, 7 months ago

T1/2=0.693/k

Jiya Kabra 2 years, 7 months ago

t1/2=0.693/K

ANSWER

Why Zn, Cd and Hg are soft metals?

Posted by Simran Athghara 2 years, 7 months ago

CBSE > Class 12 > Chemistry

2 answers

Mukul Yadav 2 years, 7 months ago

Due to weak metallic bond

Aseem Mahajan 2 years, 7 months ago

Absence of unpaired d electron

ANSWER

Why transition metal have very high melting point and boiling point

Posted by Sai Nath 2 years, 7 months ago

CBSE > Class 12 > Chemistry

3 answers

Poleboina Rishitha 2 years, 7 months ago

Due to high enthalpy of atomisation

Mukul Yadav 2 years, 7 months ago

Due to unpaired electron More will be the unpaired electron higher will be the melting and boiling point

Himanshu Chauhan 2 years, 7 months ago

Lusture sonorus meleable ductile

ANSWER

Refractive index of a solid is observed to have the same value along all direction comment on the nature of solid would it show cleavage property

Posted by Sushant Panwar 2 years, 7 months ago

CBSE > Class 12 > Chemistry

1 answers

Aseem Mahajan 2 years, 7 months ago

Amorphous solid.

ANSWER

Are c2h4o2 and c2h6o2 the members of same homologous series? Name the series. List any two characteristics of the homologous series

Posted by Arun Udhayan 2 years, 7 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Graphite occur in which state amorphous or crystalline any if occur than why?

Posted by Shivangi Singh Shivangi Singh 2 years, 7 months ago

CBSE > Class 12 > Chemistry

1 answers

Anisha Berwal 2 years, 7 months ago

Graphite is an crystalline solid because of the carbon bonding.

ANSWER

Calculate the emf of the cell Mg(s)

Posted by Kelly Moryn 2 years, 7 months ago

CBSE > Class 12 > Chemistry

1 answers

Anisha Berwal 2 years, 7 months ago

E=E°cell-0.0591/n log oxidized substance /log reduced substance.

ANSWER

Define the term amorphous. Give a few examples of amorphous solids.

Posted by I P Shingh 2 years, 7 months ago

CBSE > Class 12 > Chemistry

2 answers

Pratyaksh Varshney 2 years, 7 months ago

These are also called untrue solids having short range order arrangement

Malek Sakil 2 years, 7 months ago

Those solids which possess irregular arrangement and do not have definite heat of fusion.

ANSWER

How can you determine the atomic mass of an unknown metal if you know its density and the dimension of its unit cell? Explain

Posted by Wasma Parveen 2 years, 7 months ago

CBSE > Class 12 > Chemistry

1 answers

Swagger Bro 2 years, 6 months ago

Density = mass/ volume So mass of unknown metal = density × dimension of unit cell

ANSWER

Why is glass considered as a supper cooled liquid

Posted by Sheetal Kumari 2 years, 7 months ago

CBSE > Class 12 > Chemistry

2 answers

Vaishnavi Pandey 2 years, 7 months ago

Glass is often referred to as a supercooled liquid because it does not delivered molecules to continue to transit in the substance.

I P Shingh 2 years, 7 months ago

Glass is often referred to as a supercooled liquid because it does not deliver a crystalline structure, but instead forms an amorphous solid that enables molecules to continue to transit in the substance.

ANSWER

Can anyone suggest me the best book for Chemistry class 12 as well as JEE Mains ? If Possible then please suggest for Maths and Physics for JEE Mains !

Posted by Mitesh Malas 2 years, 7 months ago

CBSE > Class 12 > Chemistry

1 answers

Sakshi Gaharwar 2 years, 7 months ago

For physics Xamidea, S.L. Arora, H.C. Verma, Modern's abc+

ANSWER

What happens when kmno4 is treated with KI?

Posted by Priyanka Mukherjee 2 years, 7 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

How do you account for the miscibility of ethoxyethare with water

Posted by Partha Pratim 2 years, 8 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is organic reasoning

Posted by Somesh Gupta 2 years, 8 months ago

CBSE > Class 12 > Chemistry

1 answers

Mansvi Kumar 2 years, 7 months ago

When we question organic and there is a reason behind it then it is called organic reasoning.

ANSWER

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