If blue litmus paper is dipped in vinegar solution, the color of litmus paper will change to:
Green
Pink
Red
Remains the same
Vinegar contains acetic acid. An acid turns blue litmus to red.
When a red litmus paper is dipped in the aqueous solution of X there is no change in colour. When a blue litmus paper is dipped in the same solution it turns red. Which among the following options can be the chemical X?
When blue litmus paper is dipped into the water, the colour of litmus paper remains same. Similarly, when red litmus paper is dipped into the water, the colour remains same. By the above observation, we can conclude that:
(a) Ammonia is found in many household products such as window cleaners. What is its nature? What is the colour change of a litmus paper when it is dipped in ammonia solution? (b) Blue litmus paper is dipped in a solution. It remains blue. What is the nature of the solution? Explain. [2 MARKS]