Which of the following statements is/are correct? 1. All the bases are alkali. 2. All alkalis dissolve in water. 3. Alkalis are soapy to touch, bitter in taste Select the correct answer using the code given below :

Which of the following statements about universal indicator is/are true ? 1. It is a mixture of several indicators. 2. It shows different colours at different concentrations of hydrogen ions in solut…

Which one of the following statements is NOT correct?

Which one of the following statement is not correct?

Which one of the following statement is not correct?

Which one of the following statements regarding acids is not correct?