Atoms and Molecules Class 9 MCQ Chapter 3 Chemistry
The law of constant composition is applied to a pure chemical compound as it always contains same element combined together in the same definite proportion by weight.
Class IX
Structure of Atom Class 9 MCQ with Solutions Science
The three dimensional space around the nucleus in an atom where the probability of finding an electron is maximum is known as orbital.
Is Matter Around Us Pure MCQ with Solutions | CBSE Class 9
15% alcohol i.e. 15 ml alcohol dissolved and 100ml solution form hence amount of solvent = 85 ml.
Matter in our surroundings MCQ Questions | CBSE Science Class 9
Chemistry (Science) Matter in our surroundings Chapter MCQs with Solutions …
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