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MDCAT Past Papers - UHS - Chemistry - Chap No 1 - 2023 Quiz

Attempt 10 MCQs on MDCAT Past Papers - UHS - Chemistry - Chap No 1 (Year 2023) | Quiz 1

1. Which element is used as standard to determine atomic mass of an element?



2. The average weight of atoms of an element compared to the weight of one atom of ----- is called atomic weight.



3. A phosphorous oxide has 43.6% oxygen. Its empirical formula is:



4. The same moles of H₂, N₂, and O₂ are present in 0.1 cc volume at STP. Which one has the greatest number of molecules?



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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