If a few drops of a concentrated acid accidentally spill over the hand of a student, what should be done ?
A. Wash the hand with saline solution
B. Wash the hand immediately with plenty of water and apply a paste of sodium hydrogen carbonate
C. After washing hand with plenty of water, apply solution of sodium hydroxide on the hand
D. Neutralise the acid with a strong alkali
Answer:B
If a few drops of a concentrated acid accidentally spill over the hand of a student, what should be done ?
A. Wash the hand with saline solution B. Wash the hand immediately with plenty of water and apply a paste of sodium hydrogen carbonate C. After washing hand with plenty of water, apply solution of sodium hydroxide on the hand D. Neutralise the acid with a strong alkali