Question

Which of the following statement is INCORRECT?
(1) H.SO, is known as KING OF CHEMICALS.
(2) Aqua Regia is a mixture of conc. HCI and conc. HNO, in the ratio of 3:1
(3) The acid found in lemons is oxalic acid.
(4) The characteristic properties of acids is due to the hydronium ion.​

Answer 1

Answer:

1 and 3 are incorrect.................

Answer 2

Answer: 3

Explanation:

The acid found in lemon is citric acid.

Instead of H.SO it should be H2SO4