IUPAC nomenclature — task. Chemistry CBSE Live product, Class 10 (2026-27).

Select the right answer:

1. The longest continuous chain in a compound is called the

Main branch
Side chain
Parent chain
Radical

2. In the name 2,2-dimethylpropane, the prefix "di" indicates

Two methly groups attached
Two double bonds
Two carbon atoms
Two parent chains

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