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Name a monoatomic gas. What is its valen...

Name a monoatomic gas. What is its valency ?

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**Step-by-Step Solution:** 1. **Understanding Monoatomic Gases**: - A monoatomic gas is a type of gas that consists of single atoms. This means that each molecule of the gas is made up of only one atom, without any covalent bonds between atoms. 2. **Examples of Monoatomic Gases**: - The most common examples of monoatomic gases are the noble gases. These include: - Helium (He) ...
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MODERN PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY -REVISION EXERCISES (VERY SHORT ANSWER QUESTIONS) (ONE WORD/VERY SHORT SENTENCE ANSWER)
  1. Express decimal equivalent of 2/7 to three significant figures

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  2. Is the molar volume of NH(3) different from that of CO(2)?

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  3. Name a monoatomic gas. What is its valency ?

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  4. Limiting Reagent

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  5. Write 0.000623 cm in a scientific notation.

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  6. Define the law of multiple proportions, Explain it with two examples. ...

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  7. What is gram molecular mass ? Give one example.

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  8. Give one example each of a molecule in which the empirical and molecul...

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  9. Define mole.

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  10. Balance the equation : CaF(2) + H(2)SO(4) + H(3)BO(3) to CaSO(4) + B...

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  11. How many atoms of carbon are present in 0.1 mole of C12H22O11 ?

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  12. How many hydrogen atoms are present in 60 a.m.u. of ethane ?

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  13. What is meant by one gram of atom of iron ?

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  14. What is the S.I. unit of density ?

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  15. Name the law which deals with the ratios of the volumes of the gaseous...

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  16. Name the element which is used as a reference for the atomic masses of...

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  17. An atom of an element is 13 times heavier than the mass of a carbon at...

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  18. What is the standard for the molecular weights of molecules ?

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  19. What is the ratio of molar volumes of SO(2) and SO(3) ?

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  20. State law of reciprocal proportions.

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