Question

important things to learn in Chemistry class 10 chapter 1

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Answer 1

Answer:

Course summary.

Chemical reactions and equations.

Acids, bases, and salts.

Metals and non metals.

Carbon and its compounds.

Periodic classification of elements.

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Answer 2

Explanation:

Tributaries - Small extremes are reverse which join the main rivers are called tributaries .

Ex :- Yamuna is the tributary of the ganga.