defence exam Agniveer Army Technical Mock Test Series 2025 General Science Chemistry Chemical Reaction
Which of the following will be formed when dilute hydrochloric acid is added to a beaker having copper oxide?
1
A solution with blue-green colour is formed due to the formation of copper (III) chloride.
2
A solution with green colour is formed due to the formation of copper (II) chloride.
3
A colourless solution is formed due to the formation of copper (II) chloride.
4
A solution with blue-green colour is formed due to the formation of copper (II) chloride.