Hydrogen is _______________ to Litmus Paper.
Hydrogen is neutral to Litmus Paper. hydrogen does not change the color of litmus paper.
What happens when [5 MARKS]
a) A red litmus paper is dipped in a solution of calcium hydroxide.
b) A red litmus paper is dipped in a solution of sodium chloride.
c) A blue litmus paper is dipped in lemon juice.
d) A red litmus paper is dipped in distilled water.
e) A solution of sodium hydroxide is added to turmeric.
In a gas jar containing hydrogen chloride gas, a dry blue litmus paper is dropped. What changes are observed? Now, a blue litmus paper is moistened and dropped into the gas jar. State what is observed and give a reason?
Write your observations when:
(a) blue litmus is introduced into a solution of hydrogen chloride gas.
(b) red litmus paper is introduced into a solution of ammonia in water.
(c) red litmus paper is introduced in caustic soda solution.
What is a litmus paper? What would happen when a red litmus paper is treated with a solution containing NaOH? [2 MARKS]