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Which acid is not present in acid rain

Posted by Viiv Viv 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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Molar heat capacity?

Posted by Lovely Aarti 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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Arrange Sulphur, Phosphorous, Oxygen, Nitrogen in the increasing order of their non metallic character..

Posted by Shivam Raj 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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Define classic smog.

Posted by Shiva Thakur 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Priyanka Singh Rai Rai 7 years, 9 months ago

It is the mixture of smoke,fog and sulphur dioxide.

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Important question of organic chemistry :some basic principle and techniques

Posted by Pranay Kumar 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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A compound A has the formulla C6H13br when it is treated with mg in dry ether c6h13mgbr is produced which reaction with ethanol produce n hexane as aproduct when compoud A react with Na in ether the product is 4,5 diethayl octane what is the structure of A and give IUPAC name

Posted by Nishant Verma 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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why melting point of cis 2 butene is lower than trans 2butene

Posted by Ruchi Chachondiya 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Rohan Gupta 7 years, 9 months ago

Due to the interection b/w similar groups at one side of the cis-2-butene

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C6H12 structure

Posted by Navkash Choudhary 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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What is octet rule ?explain any three point for contradiction of octet rule

Posted by Adnan Alam 7 years, 9 months ago

CBSE > Class 11 > Chemistry

2 answers

Talha Sarfraz 7 years, 9 months ago

*aufbau principle

1Thank You

Talha Sarfraz 7 years, 9 months ago

It states that every atom wants to stable by completing its outermost shell according to aur hai principle They can do so in three ways By gaining electron By sharing elaectron By losing electron It's contradiction are It doesn't work for molecule having odd electrons It doesn't work for group 13 elements It violates aur hai expansion that is some elements have more than 8 electrons 8 the outer most orbit

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Description of vander wal's equation and constant

Posted by Riya Gupta 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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describe about stability of carbocations

Posted by Abhinav Sinha 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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What do you mean by green chemistry?

Posted by Syed Hiba 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Riya Gupta 7 years, 9 months ago

It refers to the technology that reduces the use of harmful chemicals or the ways to replace them with organic things.

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Benzene into benjoic acid

Posted by Partik Kumar 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Riya Gupta 7 years, 9 months ago

First,by Friedel craft's reaction Benzene convert into toluene and Secondly toluene is converted into benzoic acid in the presence of potassium permanganate by Etard's reaction.

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Important topics of chapter 1 class11 chemistry

Posted by Pooja Yadav 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Talha Sarfraz 7 years, 9 months ago

All laws like law of combination,multiple proportion etc Stoichiometry, limiting reagent Mole fraction, molality, molarity Ncert text questions and examples

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What is common ion effect. Explain with example?

Posted by Amrit Singh 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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SI unitbof pressure

Posted by Renu Bala 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Shreshth Mishra 7 years, 9 months ago

N/m^2 (Pascal)

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What is friedal crafts alkylation

Posted by Nisha T 7 years, 9 months ago

CBSE > Class 11 > Chemistry

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Fredal craft reaction

Posted by Kabeer Ansari 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Riya Gupta 7 years, 9 months ago

Benzene + methyl chloride = toluene + hydrogen chloride

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Why melody is so and so chocolaty ?????

Posted by Ravi Kumar 7 years, 9 months ago

CBSE > Class 11 > Chemistry

3 answers

Shivam Pant 7 years, 9 months ago

it would be helpful for timepass in examination????

3Thank You

Lovely Aarti 7 years, 9 months ago

2Thank You

Lovely Aarti 7 years, 9 months ago

Very interesting question and very important in exam!

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What is heavy hydrogen

Posted by Rishi Pawar 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Shekh Belal 7 years, 9 months ago

Heavy hydrogen is also known as deuterium

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What is lattice enthalpy

Posted by Vanshika Chauhan 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Riya Gupta 7 years, 9 months ago

Energy required to break ions in their respective state

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What are the necessary conditions for any substance to be aromatic

Posted by Abhishek Chaudhary 7 years, 9 months ago

CBSE > Class 11 > Chemistry

2 answers

Talha Sarfraz 7 years, 9 months ago

It should be in conjugation It should (4n+2)π electrons It should be cyclic

1Thank You

Priya Goswami 7 years, 9 months ago

It must have benzene ring It must follow the huckl's rule

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Becl2 fumes in moist in air.explain.

Posted by Nutan Shrama 7 years, 9 months ago

CBSE > Class 11 > Chemistry

1 answers

Abhay Rathor 5 years, 11 months ago

BeCl2 has a bridged structure which is having weak forces . when it come contact with atmosphere, which decomposes to form hydrochloric acid at room temperature and this HCL produce fumes in air.

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What is AZT

Posted by Rupesh Kumar 7 years, 9 months ago

CBSE > Class 11 > Chemistry