Advertisements
Advertisements
प्रश्न
A compound P is heated in a test tube with sodium hydroxide solution. A red litmus paper held at the mouth of the test tube turns blue.
Which of the following could compound P be?
विकल्प
Zinc sulphate
Copper sulphate
Ferrous sulphate
Ammonium sulphate
उत्तर
Ammonium sulphate
APPEARS IN
संबंधित प्रश्न
Why are alkalis soapy to touch? What do you understand by PH value?
What would you observe when blue litmus is introduced into a solution of hydrogen chloride gas?
What is the pH of pure water?
Mention the colour changes observed when the following indicator is added to acid: Methyl orange solution.
Write the approximate colour of the following sample with the universal indicator:
Distilled water
Write the approximate colour of the following sample with the universal indicator: Soap Solution
A solution has a pH of 7. Explain how you would increase its pH .
Solution P has a pH of 13, solution Q has a pH of 6 and solution R has a pH of 2.
Which solution contains molecules as well as ions?
State the change noticed when blue litmus and red litmus is introduced in the following solution:
NaCl solution
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 non-metal, it will not conduct electricity in the form of ______.
