UTME CHEMISTRY PAST QUESTIONS (PAGE 2)

1. Equilibrium is said to be attained in reversible reaction when a.) All reactants have been used up b.) There is not further change in temperature c.) The rates of the forward and backward reactions are equal d.) All the products have been formed. Right choice – Option C 2. When copper (II) chloride solution […]

UTME CHEMISTRY PAST QUESTIONS (PAGE 1)

1. A sample of orange juice has pH of 3.80. What is the molar concentration of hydrogen ion in the juice? (a) 1.588 x 104(b) 1.58 x 10-4 (c) 1.58 x 103 (d) 1.58 x 104 Right choice – Option D 2. Which of the following solutions is NOT acidic? (a) Aluminium chloride (b)Zinc chloride […]

O-LEVEL CHEMISTRY KEY NOTES & LECTURES

Separation Techniques Chemical Combination Kinetics Theory of Matter Gas Laws Structures of Atoms Chemical Bonding Periodics Table Chemical Reactions State of Matter Energy Changes during Chemical reaction Rate of Chemical reaction Acids, Bases & Salts Oxidation & Reduction Non-metal: Hydrogen, Oxygen, Halogens, Nitrogen, Sulphur, Phosphorus, Carbon & Silicon Metals & their Compound: Sodium, Potassium, Calcium, […]