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

Because the intermolecular forces between molecules are typically less strong than in ionic solids, molecular solids typically melt at lower temperatures and are softer than ionic solids. Ice is an example of a molecular solid. ... Water molecules line up in a regular pattern to form molecular solids.

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How can we define a sol?

Posted by Biswadip Banerjee 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Deadly Iest 4 years, 3 months ago

A sol is a colloid made out of very small solid particles in a continuous liquid medium. Sols are quite stable and show the Tyndall effect. Examples include blood, pigmented ink, cell fluids, paint, antacids and mud. Artificial sols may be prepared by dispersion or condensation.

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Which book I should use for chemistry ncert book or comprehensive chemistry (reference book)

Posted by Shreya Keshri 4 years, 3 months ago

CBSE > Class 12 > Chemistry

2 answers

Atharva Verma 4 years, 3 months ago

If you are preparing for boards only then use NCERT. But if you want to prepare for competitive exams, then go with reference books along with NCERT.

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Deadly Iest 4 years, 3 months ago

Nitrogen's atomic radius larger than Oxygen and Fluorine? Nitrogen, with the same number of shell as Oxygen and Fluorine, has fewer proton than these two elements. Therefore, Nitrogen has lower effective nuclear charge.

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Which one has highest atomic radii out of fluorine Oxygen and nitrogen

Posted by Sneha Rajput 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Deadly Iest 4 years, 3 months ago

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Write any 2 preparation,properties and uses of Ammonia.

Posted by Funmoj Tym !! 4 years, 3 months ago

CBSE > Class 12 > Chemistry

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c3 H8+ Cl2 ( light) ---- C3H2CL +HCL is an example of

Posted by Anamika Thakur 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Sachin Mishra 4 years, 3 months ago

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aniline is colour less when prepared but get coloured after some time why

Posted by Rohith Sharma 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Shreya Singh 4 years, 3 months ago

Aniline gets coloured on standing in air for a long time. The electron density on aniline increases due to + R effect of -NH2 group and due to high electron density aniline gets readily oxidized in air to give colour products.

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Which topic reduced from ch 2

Posted by Tanushree Kumawat 4 years, 3 months ago

CBSE > Class 12 > Chemistry

2 answers

Tanya ?? 4 years, 3 months ago

Off course chm k puch rhi h????

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Kishor Kumar 4 years, 3 months ago

Konsa subject????

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Compare the reactivity of acetone and ethanal towards nucleophilic addition reaction

Posted by Bhavleen Kaur 4 years, 3 months ago

CBSE > Class 12 > Chemistry

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H2S a toxic gas Has solubility in water at STP 0.195 m calculate Henry's law constant

Posted by Aaa Aaa 4 years, 3 months ago

CBSE > Class 12 > Chemistry

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How does the electrical neutrality maintain in access of metal dur interstitial site ??????

Posted by Aditya Kumar 4 years, 3 months ago

CBSE > Class 12 > Chemistry

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What is conformers???

Posted by Pk .. 4 years, 3 months ago

CBSE > Class 12 > Chemistry

5 answers

Kishor Kumar 4 years, 3 months ago

Ye kia hai.... homework help ..oooohhhooo

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Pk .. 4 years, 3 months ago

Haa bhai...Mera aaj kal badhiya chal raha hai....apka pcb hai ya pcm???

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? Royal Thakur ? 4 years, 3 months ago

Mai bhi mst hu bhai ...lekin pdhai nhi acchi chl rhi h ...aap bataoo apki kaise chl rhi h ..?

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Pk .. 4 years, 3 months ago

? badhiya hu bhai....tum kaise ho?? Aur padhai kaise chal rahi tumhari.....

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? Royal Thakur ? 4 years, 3 months ago

Hlo bhai ?.....Kaise ho ..?

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12.What will be the values of Ecell and Δ G at equilibrium in denial cell- Zn(s) + Cu²⁺ = Zn²⁺ + Cu(s) Given: E⁰zn²⁺/zn = −0.74V & E⁰zn²⁺/zn = −0.36V.

Posted by Animesh Kumar 4 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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will methyl chloride react faster than methyl bromide in Sn1 reaction?

Posted by Aditee Sharma 4 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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Define molecular solid ?

Posted by Vaishali ..... 4 years, 3 months ago

CBSE > Class 12 > Chemistry

5 answers

Ankit ?? Kumar 4 years, 3 months ago

Molecular solids are the solids constitute by molecules and they are hard and ductile and having high melting point and high electrical conductivity

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Sachin Mishra 4 years, 3 months ago

Molecular solid are devided into three parts 1 - polar 2- non - polar 3- hydrogen

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Atharva Verma 4 years, 3 months ago

Welcome ?

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Vaishali ..... 4 years, 3 months ago

Thanku

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Atharva Verma 4 years, 3 months ago

Molecular solids are made up of molecules. They have low melting and boiling point. They have generally low heat of fusion. They are generally soft, and poor conductors of heat and electricity.

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Can anybody tell me criteria of logrithm for a pcb student class 12

Posted by Anchal Shukla 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Kishor Kumar 4 years, 3 months ago

Yeah..go to u tube and search

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Define Deping

Posted by Subhash Chand 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Jeevan Sarowa 4 years, 3 months ago

I think it is doping you want to ask. Doping is the addition of impurities in pure solid so as to increase the conductivity of solid .

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What is Molar conductivity ? ?✌️?

Posted by ❤️Ritesh Gupta? 4 years, 3 months ago

CBSE > Class 12 > Chemistry

5 answers

Dark ..? 4 years, 3 months ago

Real friend....bt maine to tumse kbhi kam nhi ki .....bs hii hlo hi hui h?

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❤️Ritesh Gupta? 4 years, 3 months ago

Sona plz aa jao na uss app me, kaam kya rhega.. you are my Real friend ??

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Dark ..? 4 years, 3 months ago

Dekhti hu......kuch kaam tha kya mujse?

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❤️Ritesh Gupta? 4 years, 3 months ago

Ok sona, NCERT book philoid app install kro usme bat bhi hota h and mai, seraj, Ankit, Divya bhi h usme

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Dark ..? 4 years, 3 months ago

I insta use nhi krti hu....

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Hey guys.... Can anyone tell....2022 me bhi syllabus deleted hua h ?????

Posted by Dark ..? 4 years, 3 months ago

CBSE > Class 12 > Chemistry

5 answers

Dark ..? 4 years, 3 months ago

M insta use nhi krti dear

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❤️Ritesh Gupta? 4 years, 3 months ago

Nice to meet you sona ?.. am very happy to see you, plz follow me on Instagram ✌️

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❤️Ritesh Gupta? 4 years, 3 months ago

Sona follow me on Instagram- riteshgupta16_

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Siddharth .(.$Id) 4 years, 3 months ago

Right now it's not released .

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Mr Pradhan 4 years, 3 months ago

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What are polysaccharides Name one of it

Posted by Anshul Sharma 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Aditee Sharma 4 years, 3 months ago

the carbohydrates which gives large no. of monosaccharides units on hydrolysis are calles polysaccharide. E.g. starch,glycose, cellulose,etc. .

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एथेनामाइड (एसीट-एमाइड) से ऐमीनो-एथेन (एथिल-एमीन) कैसे प्राप्त करेंगे?

Posted by Kishor Sinha 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Shatruhan Lal Kewat 4 years, 3 months ago

send karo yr

2Thank You

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mendiyas abhikriya kya hai

Posted by Anjani Rathiya 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Sia ? 4 years, 3 months ago

A reaction in which an organic nitrile is reduced by nascent hydrogen (e.g. from sodium in ethanol) to a primary amine:RCN+2H₂ → RCH₂NH₂

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mendiyas abhikriya kiya hai

Posted by Anjani Rathiya 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Sia ? 4 years, 3 months ago

A reaction in which an organic nitrile is reduced by nascent hydrogen (e.g. from sodium in ethanol) to a primary amine:RCN+2H₂ → RCH₂NH₂

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What is tincture of iodine

Posted by Black Panther 4 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Sia ? 4 years, 3 months ago

Tincture of iodine, iodine tincture, or weak iodine solution is an antiseptic. It is usually 2–7% elemental iodine, along with potassium iodide or sodium iodide, dissolved in a mixture of ethanol and water. Tincture solutions are characterized by the presence of alcohol.

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What is the molality of pure water

Posted by Mehak Malhi 4 years, 3 months ago

CBSE > Class 12 > Chemistry