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Heavy water is...

Heavy water is

A

`H_2O`

B

Water containing `Mg^(2+) & ca^(2+)` ions

C

`D_2O`

D

Water at 4 degree celcius

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH INSTITUTE-MOCK TEST 22-Example
  1. Hydrogen gas reduces which metal ion in its aqueous solution?

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  2. Hydrogen acts as a reducing agent and thus resembles

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  3. In which of the compounds, the oxidation state of hydrogen is -1

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  4. An element reacts with hydrogen to form a compound X which on treatmen...

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  5. High purity (> 99.95%) dihydrogen is obtained be electrolysing

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  6. Only temporary hardness in water is removed by :

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  7. In Clark's method the chemical used to remove hardness of water us

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  8. Heavy water is

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  9. The incorrect statement about the structure of H2O2 is

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  10. Percentage strength of 20 volume H2O2 solution is

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  11. Which of the following metals will react directly with nitrogen to for...

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  12. Which is the correct order for the hydration energy of alkali metal io...

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  13. The colour given to the flame by sodium salt is

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  14. The following pair that cannot exist in solution is

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  15. When NaOH is prepared in Castner-Kellner cell,the gas evolved at the a...

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  16. For alkali metals, which of the following trends is incorrect?

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  17. Which among the following carbonates is thermally least stable?

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  18. Which is incorrect statement about lithium and magnesium?

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  19. Which of the following is not required in the Solvay's process for the...

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  20. What is formed when calcium carbide reacts with heavy water?

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