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प्रश्न
Sodium hydroxide turns blue litmus red.
पर्याय
True
False
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उत्तर
This statement is False.
Explanation:
Sodium hydroxide turns red litmus.
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संबंधित प्रश्न
What colour does the following indicator turn when added to an acid (such as hydrochloric acid)?
Litmus
Those substances whose smell (or odour) changes in acidic or basic solutions are called ______ indicators.
A beaker of concentrated hydrochloric acid has a pH of 1. What colour will full range universal indicator turn if it is added to this beaker? Is it a strong or a weak acid?
Two drinks P and Q gave acidic and alkaline reactions, respectively. One has a pH value of 9 and the other has a pH value of 3. Which drink has the pH value of 9?
How does an antacid work?
Someone put some universal indicator paper onto wet soap. The pH is 8. What does this tell you about the soap?
Fresh milk has a pH of 6. When milk changes into curd, the pH value will ______.
Solution A turns universal indicator blue to purple whereas solution B turns universal indicator orange to red.
- What will be the action of solution A on litmus?
- What will be action of solution B on litmus?
- Name any two substances which can give solutions like A.
- Name any two substances which can give solutions like В.
- What sort of reaction takes place when solution A reacts with solution В?
Give names of any two natural indicators.
Name any two synthetic acid-base indicators.
