Home
Class 10
CHEMISTRY
A student took solution X in a test -tub...

A student took solution `X` in a test -tube and added a few drops of universal indicator to it. The solution turned blue. On addind another solution `Y` to this test tube drop wise, the colour of solution changed to green. When a yet another solution `Z` was added the solution turned yellow. Which of the following gives the correct conclusion of the student?

Promotional Banner

Similar Questions

Explore conceptually related problems

A student was given an unknown solution in a test tube. When he added universal indicator solution to the test tube the solution turned violet. The unknown solution is most likely to be:

A student adds a few drops of the universal indicator solution to a dilute solution of sodium hydroencarbnonate taken in a test tube. Which of the following colour would he observe?

Two solutions X and Y are tested with universal indicator. Solution X turns orange whereas solution Y turns red. Which of the solutions is a stronger acid?

When a student added a few drops a methyl orange indicator to a colourless solution, the solution turned red. Which of the following should he added in excess so that the colour changes to yellow?

When a few drops of universal indicator were added to a dilute solution of HCl, it is observed that the colour of the solution changes from

When a few drops of universal indicator were added to a dilute solution of HCl, it is observed that the colour of the solution changes from

Give reason for the following: Blue solution of copper sulphate changes to green when a piece of iron is added to the solution.