Question

Hritik added hydrochloric acid to sodium hydroxide solution. Which of the following observation/(s) is/are) made by him?
6) The temperature of the solution increases,
(ii) The temperature of the solution decreases.
(iii) The temperature of the solution remains the same.
(iv) Salt formation takes place.​

Answer 1

Answer:

1 and 4

1. As it is a double displacement reaction

4. As NaCL (salt) is formed