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Chemistry CBSE Live product
Class 10 (2025-26)
Chemical reaction and equations
Annual Revision IV - Chemical reactions and equations
3.
Rancidity
Question:
2
m.
Choose the correct answer:
1.
Which of the following compounds is primarily responsible for the unpleasant odour in rancid fats?
Aldehydes and ketones
Glycerol
Proteins
Saturated fatty acids
2.
A chip manufacturer flushes nitrogen gas into the packets before sealing them. This is done primarily to
increase the shelf life by removing moisture
prevent oxidative rancidity by reducing oxygen exposure
kill microbes present in the chips
enhance the flavour of chips
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