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Number of isotopes in oxygen...

Number of isotopes in oxygen_______

A

three

B

four

C

two

D

five

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JNAN PUBLICATION-KNOW ABOUT SOME COMMON GASES (OXYGEN AND HYDROGEN)-EXAMPLE
  1. Catalase enzyme breaks down hydrogen peroxide into

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  2. Number of isotopes in oxygen

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  3. Freezing point of liquid oxygen is

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  4. Oxygen is

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  5. Water is made up of

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  6. Which of the following is true

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  7. Which of the following fertilizer?

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  8. Which of the following is chemical propertiy of hydrogen?

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  9. Which of the following material is required for preparation of hydroge...

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  10. State whether True or False:- Oxygen is slightly heavier than air.

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  11. State whether True or False:- Atomic oxygen is a powerful oxidizing ...

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  12. State whether True or False:- Hydrogen is indispensable in manufactu...

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  13. State whether True or False:- Oxygen is completely soluble in water.

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  14. State whether True or False:- Oxygen can combine directly with most ...

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  15. State whether True or False:- Hydrogen is heavier than air.

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  16. State whether True or False:- Hydrogen is used in production of ammo...

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  17. State whether True or False:- A woulfe bottle is necessary for prepa...

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  18. State whether True or False:- Hydrogen gas does not help in burning.

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  19. State whether True or False:- Manganese dioxide is required for prep...

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  20. Fill in the blanks: Hydrogen is necessary in many industries.

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