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From the following which one is constant...

From the following which one is constant ?

A

valency

B

equivalent weight

C

molecular mass

D

none of these

Text Solution

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The correct Answer is:
A, C
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KUMAR PRAKASHAN-SOME BASIC CONCEPTS OF CHEMISTRY-Section - C (Multiple Choice Questions (MCQs)) (MCQs asked in Competitive Exam)
  1. From the following which one is constant ?

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  2. What is the normality of 1 M aq solution of H(3)PO(4) ?

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  3. Give the order of number of molecules in 100 mL O(2), NH(3) and CO(2) ...

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  4. 1.520 g of the hydroxide of a metal on ignition gave 0.995 g of oxide....

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  5. According to which law different proportion of oxygen exist in oxides ...

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  6. What is the weight of one molecule of CO(2) ? (M.wt of CO(2)=44g/mole)

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  7. How many atoms of gold are present in 19.7 kg of gold ? (At omega t of...

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  8. Sulphur forms the chlorides S(2)Cl(2) and SCl(2).The equivalent mass o...

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  9. 25 mL 3M HNO(3) and 75 mL 4 M HNO(3) solutions are mixed. Then the m...

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  10. 74.5 g metal chloride contain 35.5 g chlorine. Then the equlvalent wei...

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  11. The molecular mass of hydrogen peroxide is 34. What is the unit of mol...

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  12. 1 mole CH(4) contain....

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  13. 5.85 g NaCl dissolved in 1 L solution. Find the concentration of solut...

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  14. From the following which one has least number of molecules ?

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  15. If two compounds have same empirical formula but different molecular f...

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  16. Which unit of concentration does not depends on temperature ?

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  17. From the following which one has least number of molecules ?

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  18. 4.4 g CO(2) contain ........... oxygen atoms.

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  19. The normality of aqueous solution of 1 M H(3)PO(4) is ...........

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  20. What is the volume of 1 g hydrogen gas at STP ?

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