Question

Rohir added some sodium hydroxide to a test tube containing dilute hydrochloric acid. Which of the following observations are correct?​

Answer 1

Answer:

please give us complete question.

Explanation:

and all option s you were not added

Answer 2

Answer:

A ) Silver metal does not react with dilute HCI because silver lies low in the reactivity series of metal .

B ) The temperature of the react mixture rises when aluminium is added because it is an exothermic reaction .

C ) The reaction of sodium metal is found to be highly explosive because sodium is highly reactive Thus resulting in an exothermic reaction which leads to an increase in temperature .

D ) When lead is treated with hydrochloric acid , bubbles of hydrogen gas are evolved .