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CBSE COMPLEMENTARY MATERIAL-SOME BASIC CONCEPTS OF CHEMISTRY -ONE WORD ANSWER TYPE QUESTIONS
- What is the SI unit of density?
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- What is the SI unit of molarity?
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- Calculate the number of atoms in 32 u of He.
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- What is the volume of 17 g of NH(3) gas at STP?
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- How many molecules of SO(2) are present in 11.2 L at STP?
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- Which has more number of atoms ? 1.0 g Na or 1.0 g Mg
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- How many oxygen atoms are present in 16 g of ozone (O(3))?
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- Calculate the number of molecules present in 22.0 g of CO(2).
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- A substance has molecular formula C(6)H(12)O(6). What is its empirical...
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- Empirical formula of a compound X (Molar mass = 78 "mol"^(-1) ) is CH....
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