CBSE > Class 12 > Chemistry | CBSE Board | Homework Help

Lanthanium and Cerium Oxides used in glass industry. Used in electronic and magnetic devices. Cerric sulphate as an oxidizing agent. Mischmetal used in bullets and lighter flints.

4Thank You

ANSWER

C5H13N react with HNO3 to give an optically active alcohol.What is this compound?Give its IUPAC name.

Posted by Abhishek Gurjar 2 years, 8 months ago

CBSE > Class 12 > Chemistry

1 answers

Rushil Jogi 2 years, 8 months ago

2Thank You

ANSWER

Express the relation between conductivity of a solution held in a cell

Posted by Akash Sharma 2 years, 8 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

How to answer the questions from chemical reactions

Posted by Sidharth B 2 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Why does physisorption decreases with increase of temperature

Posted by Fuzzy Dope 2 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Sumit Sharma 2 years, 6 months ago

Bcz they are inversely proportional to each other

0Thank You

ANSWER

What is ebullioscopic constant . Write its si unit . Between watet and ethanol which has higher kb value.

Posted by Rimanta Kalita 2 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Quantity of casein in different milk samples ????

Posted by Anamika Singh 2 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Project on unit-cell-in-two-dimensional-and-three-dimensional-latticesunit cell in two-dimensional and three-dimensional lattices

Posted by Nilesh Yadav 2 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Define the oxidation state of Lanthanides

Posted by Raja Saini 2 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Swagger Bro 2 years, 6 months ago

The most common oxidation state of lanthanides is +3 +2,+4 can also be shown ... for example Ce shows +4 stable oxidation state and Eu shows +2

0Thank You

ANSWER

Agr kisi ke pas chemistry ki practical file unique publication ki h so please help me ki usme se 2 term me kon kon se practicals write krne h

Posted by Neelam Narwal 2 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Why alcohol have higher boiling point than aldehyde

Posted by Daman Deol 2 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Neelam Narwal 2 years, 9 months ago

Because in alcohol H-bonding is stronger than aldehyde dipole interaction .

2Thank You

ANSWER

Why value of k is same for Nacl and KCL ?

Posted by Sakshi Pandey . 2 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Is ORTHO EFFECT there in boards syllabus or only in competitive exams ?

Posted by Shrestha Pal 2 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

1 Mark question and answer give ma

Posted by Numan Saudgar 2 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is meant by leaching

Posted by ~ Manshi ?? 2 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Ankit ....... 2 years, 9 months ago

Loss of extraction of certain material from a carrier into a liquid.

1Thank You

ANSWER

[pt(nh4)6]so4 iupac name

Posted by Kush Varshney 2 years, 9 months ago

CBSE > Class 12 > Chemistry

2 answers

Rifat ✍️ 2 years, 9 months ago

Hexaammino platinum(lV)sulphate

0Thank You

Prachi Agarwal 2 years, 9 months ago

Hexa-amine platinum (IV) sulphate

2Thank You

ANSWER

Investigatory project on diazonium salt

Posted by Ritika Chundawat 2 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Calculate the osmotic pressure of 5% solution of cane sugar at 15 degrees celsius.

Posted by Tanisha Chauhan 2 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Neelam Narwal 2 years, 9 months ago

Applying the equation PV= w/m ST , P= 5/342×1/0.1×0.082×288 =3.453atm

1Thank You

ANSWER

Discuss the nature of bonding in metal carbonyls.

Posted by Mr. Singh 2 years, 9 months ago

CBSE > Class 12 > Chemistry

2 answers

Pragati Gola 2 years, 9 months ago

Back bonding

0Thank You

Mamta Singh 2 years, 9 months ago

Bond b/w metal and co Is strong due to synergic effect created by metal to ligand bonding.

1Thank You

ANSWER

What is the role of pyridine the acylation reaction of amide?

Posted by Sony Chauhan 2 years, 9 months ago

CBSE > Class 12 > Chemistry

2 answers

Aseem Mahajan 2 years, 9 months ago

Pyridine neutralizes the acid and thus favours product formation according to Le Chatelier's principle

1Thank You

Md Nawaz Saqlain 2 years, 9 months ago

Remove the HCl produced in the product

0Thank You

ANSWER

The resistance of 10 -2M NaCl in a conductivity cell solution is found to be 210 Ω. The specific conductance of this solution is 4.5 x 10 -3 S/cm. Calculate the cell constant.

Posted by Atiya Shahab 2 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Mr. Singh 2 years, 9 months ago

Solution Verified by Toppr R=210Ω N=0.01N x=Al=0.88cm−1 k=c.x=(2101×0.88)Ω−1cm−1=conductivity=4.19×10−3 Λeq=(k×N1000)=(2101×0.010.88×1000)=419.04Scm2eq−1

0Thank You

ANSWER

Differentiate between ferromagnetism and ferrimagnetism.

Posted by Sanket Arjun 2 years, 10 months ago

CBSE > Class 12 > Chemistry