Advertisements
Advertisements
प्रश्न
Define the following term : pH scale
उत्तर
pH scale : The scale over which a range of pH values from acidic to basic are arranged is called a pH scale.
APPEARS IN
संबंधित प्रश्न
Give one test which can be used to detect the presence of the ion produced
State the inference drawn from the following observations
pH of liquid R is 10. What kind of substance is R?
Two solutions X and Y have Ph values of 4 and 10 respectively. Which one of these two will give a pink colour with phenolphthalein indicator?
M is an element in the form of a powder. M burns in oxygen and the product obtained is soluble in water. The solution is tested with litmus. Write down only the word which will correctly complete the following sentence.
If M is a metal, then the litmus will turn ______.
Define pH.
Name two indicators which can identify the presence of an acid?
Mention the colour changes observed when the following indicator is added to acid: Methyl orange solution.
State the inference drawn from the following observation:
pH of liquid R is 10. What kind of substance is R?
Solution P has a pH of 13, solution Q has a pH of 6 and solution R has a pH of 2.
Which solution is a strong acid?
Choose the odd one out & give a reason:
