QUESTION 19 Which of the following molecules does not react with ethylene \(\ce{CH2=CH2}\)? \(\ce{Cl2}\) \(\ce{Br2}\) \(\ce{H2}\) \(\ce{N2}\) \(\ce{HCl}\) 🔍...

QUESTION 18 Which of the following molecules has a positive reaction in the Fehling’s solution test? Acetone Dimethyl ether...

QUESTION 17 How many isomers are there for the compound with molecular formula \(\ce{C2H4O}\)? 1 2 3 4 5...

QUESTION 16 Which of the following metal complex ion solutions is the colored solution? \(\ce{^{2+}}\) \(\ce{^{2+}}\) \(\ce{^+}\) \(\ce{^{2-}}\) \(\ce{^-}\)...

QUESTION 15 Which of the following gases is the colored gas? \(\ce{NO2}\) \(\ce{SO2}\) \(\ce{CO2}\) \(\ce{H2S}\) \(\ce{NH3}\) 🔍 Solution \begin{equation*}...

QUESTION 14 When electrolysis of a sulfuric acid, \(\ce{H2SO4}\), was carried out at 2.0 A for 25 min using...

QUESTION 13 A certain amount of oxalic acid, \(\ce{(COOH)2}\), reacted with 200 mL of 0.020 mol/L potassium permanganate, \(\ce{KMnO4}\),...

QUESTION 12 In the following reaction, which of the following procedures is correct for the displacement of the equilibrium...

QUESTION 11 The mass of oxygen, \(\ce{O2}\), gas occupied a volume of 550 mL is 0.96 g at 330...