A. C2H4 B. C2H5COOH C. C2H6 D. C2H5OH Correct Answer: Option A - C2H4
A. geometric isomerism B. optical isomerism C. structural isomerism D. positional isomerism Correct Answer: Option B - optical isomerism
A. They are members of the same homologous series B. They have the same boiling point C. They have different…
A. 3 B. 4 C. 1 D. 2 Correct Answer: Option D - 2
A. NaHCO3 B. NaOH C. Na2CO3 D. NaCl Correct Answer: Option A - NaHCO3
A. is stronger B. can withstand low temperature C. is lighter D. has low tensile strength Correct Answer: Option A…
A. boiling point B. density C. oxidizing properties D. dehydrating properties Correct Answer: Option C - oxidizing properties
A. hydrochloric acid B. mercury C. calcium chloride D. tetraoxosulphate (VI) acid Correct Answer: Option B - mercury Explanation Oxygen…
A. hydrogen chloride B. water C. air D. oxygen Correct Answer: Option B - water
A. Pb²+ B. Cu²+ C. Fe³+ D. Fe²+ Correct Answer: Option C - Fe³+