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प्रश्न
Sodium hydroxide turns blue litmus red.
विकल्प
True
False
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उत्तर
This statement is False.
Explanation:
Sodium hydroxide turns red litmus.
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संबंधित प्रश्न
What effect does the concentration of H+ (aq) ions have on the nature of the solution?
- Both acids and bases change colour of all indicators.
- If an indicator gives a colour change with an acid, it does not give a change with a base.
- If an indicator changes colour with a base, it does not change colour with an acid.
- Change of colour in an acid and a base depends on the type of the indicator.
Which of these statements are correct?
Name the scientist who developed the pH scale.
What is a universal indicator?
Water is a neutral substance. What colour will you get when you add a few drops of universal indicator to a test-tube containing water?
Explain the pH change as the cause of tooth decay.
Explain how pH change in the lake water can endanger the lives of aquatic animals (like fish).
The pH values of three acids A, B and C having equal molar concentrations are 5.0, 2.8 and 3.5 respectively. Arrange these acids in order of the increasing acid strengths.
Which one of the following can be used as an acid- base indicator by a visually impared student?
Few drops of aqueous solution of ammonium chloride are put on a universal indicator paper. The paper turns pink.
Choose the correct option.
