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Which of the following is used for disso...

Which of the following is used for dissolution of gold ?

A

Hydrochloric acid

B

Sulphuric acid

C

Nitric acid

D

Aqua regia.

Text Solution

Verified by Experts

The correct Answer is:
D

Aqua regia is used. For the details of aqua regia, consult chapter 3.
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DINESH PUBLICATION-ACIDS, BASES AND SALTS -MULTIPLE CHOICE QUESTIONS
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  2. One of the constituents of baking powder is sodium hydrogen carbonate....

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  3. To protect tooth decay, we are advised to brush out teeth regularly. T...

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  4. Which of the following statements is correct about an aqueous solution...

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  5. The pH of the gastric juices released during digestion is

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  6. Which of the following phenomena occur when a small amount of acid is ...

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  7. Which one of the following can be used as an acid base indicator by a ...

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  8. Which of the following substances will not give carbon dioxide on trea...

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  9. Which of the following is acidic in nature ?

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  10. In an attempt to demonstrate electrical conductivity through an electr...

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  11. Which of the following is used for dissolution of gold ?

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  12. Which of the following is not a mineral acid?

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  13. Which of the following is not base ?

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  14. Which of the following statements is not correct ?

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  15. Match the chemical substances given in column I with their appropriat...

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  16. Equal volumes of hydrochloric acid and sodium hydroxide solutions of s...

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  17. Which of the following is /are true when HCl (g) is passed through wat...

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  18. Which of the following statement is true for acids?

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  19. Which of the following are present in a dilute aqueous solution of hyd...

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  20. Identify the correct representation of reaction occurring during chlor...

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