Question

15. Which of the following is incorrect?
O (a) Aqua regia is a strong oxidizing agent.

O (b) Aqua regia is a strong reducing agent.

O (c) Aqua regia dissolves gold.

O (d) Aqua regia is a mixture of HCl and HNO3.

✅choose the correct one✅​

Answer 1

Answer:

d Aqua regia is a mixture of HCI and HNO3.

Answer 2

Of the following O (b) Aqua regia is a strong reducing agent is incorrect.

• The combination of HCl and HNO3 in ratio of 3:1 leads to formation of very strong mixture called as Aqua regia.
• Aqua regia is one of the strongest acids known. Moreover, it's considered to be very flammable in nature.
• It's a very strong oxidising agent. The gold reacts with the free Chlorine directly to dissolve it.
• This Aqua regia is generally used by goldsmith for commercial purposes.
• Hence, option a,c and d are correct and option b is incorrect.