(A) Sodium Nitrate
(B) Dilute Acetic acid
(C) Chloride of lime
(D) Calcium
Answer: (B) Dilute Acetic acid
Q. What is the chemical formula of vinegar (acetic acid) ?
(A) CH3COOH
(B) CH2CO2OH
(C) CH4CO3OH
(D) none of these
Answer: (A) CH3COOH
Q. what is the chemical name of water?
(A) Hydrogen oxide
(B) Dihydrogen monoxide
(C) Hydrogen peroxide
(D) None of these
Answer: (B) Dihydrogen monoxide