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chemistry
CHEMISTRY

PROJECT WORK

SESSION -2013-2014

ROLL NO-
CLASS-XII ‘A’

SUBMITTED BY SUBMITTED TO
ROHIT LAKHERA Mrs. ANITA BISHT

CERTIFICATE

This is hereby to certify that, the original and genuine investigation work has been carried out to investigate about the subject matter and related data collection and investigation has been completed sincerely and satisfactory by Rohit Lakhera of class XII ‘A’.

SIGN

Mrs. ANITA BISHT

Contents
1. Introduction
2. Aim
3. Theory
4. Apparatus
5. Chemicals Required
6. Detection of pH
7. Test for Carbon dioxide
8. Test for Glucose
9. Test for Phosphate
10. Test for Alcohol
11. Test for Sucrose result
12. Precautions
13. Conclusion
14. Bibliography

Introduction
The era of cold drinks began in 1952 but the industrialization in India marked its beginning with launching of Limca and Goldspot by parley group of companies. Since, the beginning of cold drinks was highly profitable and luring, many multinational companies launched their brands in India like Pepsi and coke.

Now –a-days, it is observed in general that majority of people viewed sprite, Fanta, and Limca to give feeling if lightness, while Pepsi and Thumps up to activate pulse and brain.

Aim
Comparative study and qualitative analysis of different brands of cold drinks available in market.

Theory
Cold drinks of different brands are composed of alcohol, carbohydrates, carbon dioxide, phosphate ions etc. these soft drinks give feeling of warmth, lightness and have a tangy taste which is liked by everyone. Carbon dioxide is responsible for the formation of froth on shaking the bottle. The carbon dioxide gas dissolved in water to for carbonic acid which is also responsible for tangy taste.

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