true

Take UPSC Exams Coaching from the Best Tutors

Affordable fees
1-1 or Group class
Flexible Timings
Verified Tutors

Search in

UPSC Chemistry

Nidhi T.

05/07/2017 0 0

What is correlation index in petroleum analysis ? How is it useful for classification of petroleum ?

For pure hydrocarbons,the normal paraffin series is given value of CI=0 and for benzene CI = 100.

CI= 473.7d - 456.8 + 48,640/T_K

Where, T_K for a petroleum fraction is the average boiling point (K) and ‘d’ is the specific gravity

CI Values between 0 and 15 : indicates a predominance of paraffin hydrocarbons in the fraction.
CI Values 15 to 50 : indicates predominance of either naphthenes or of mixtures of paraffins, naphthenes, and aromatics.
CI values more than 50 : indicates a predominance of aromatic species.

0 Like 0 Dislike

Follow 0

Other Lessons for You

Simultaneous elections

Simultaneous elections Conducting elections to both Lok Sabha and state legislatures at the same time are called simultaneous elections Arguments in favour One nation one election leads to unity Saves...

Yashwanth

0 0

Sample Answer Writing Approach by Kritika Kaushik

SAMPLE ANSWER WRITING APPROACH Kritika Kaushik 1. Comment: Liberalism as hegemony and socialism as counter-hegemony. (10 Marks) Antonio Gramsci was an Italian Marxist who wanted to explain the resilience...

Deleted U.

0 0

Brahmaputra & Floods In North East

Only Amazon carries more water than Brahmaputra in the World Brahmaputra one of the mightiest river in Asia (103 tributaries many come from Tibet and Bhutan and Barak) Passes through Assam and sustains...

Vidya Sagar

0 0

Same word with different meaning

Word of the day Plot Noun: Secret plan - The terrorist plot was thwarted. Main events of a play or piece of writing - The plot of that movie was not so effective. Small piece of land set aside...

Vidussi S.

0 0

Without Hard work We can't Get Results.

Hard Work can make you perfect in subjects with plenty of practice and more intrest on topics.

Anasuri Pavann Kummar

1 0

Find UPSC Exams Coaching classes near you

Online IAS Coaching

Looking for UPSC Exams Coaching classes?

Learn from Best Tutors on UrbanPro.

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you

UPSC Exams Coaching Questions

Do questions repeat in UPSC?

5 Answers

How much time it takes to prepare for prelims examination?

20 Answers

What is the age limit for UPSC?

5 Answers

Who is the father of pharmacy?

5 Answers

can any one suggest the better career options after failure in 1st attempt of upsc exam, it should not...

29 Answers

Looking for UPSC Exams Coaching Classes?

The best tutors for UPSC Exams Coaching Classes are on UrbanPro

Select the best Tutor
Book & Attend a Free Demo
Pay and start Learning

Take UPSC Exams Coaching with the Best Tutors

The best Tutors for UPSC Exams Coaching Classes are on UrbanPro

I am a Student I am a Tutor
Name*	Please enter your full name. Please enter institute name.
Email*	Please enter your email address.
Phone*	Please enter a valid phone number.
Location*	Please enter a pincode or area name.
City*	Please enter city name.
Category*	Please enter category.
Gender*	Male Female Please select your gender.
Email ID/ Mobile No.*	Please enter either mobile no. or email.
Enter Password*	Please enter OTP Please enter Password Sorry, this phone number is not verified, Please login with your email Id.