AIC SS 1 Chemistry Revision Test for 3rd Term 2022/23
A) Oxygen and hydrogen B) Carbon and oxygen C) Sulphur and oxygen D) Nitrogen and oxygen
A) CH4 B) CH2 C) C2H4 D) CH3
A) CH2O B) CHO C) CH3O D) CH4O
A) CH2 B) C2H5 C) C2H3 D) CH
A) X2Y3 B) XY2 C) X2Y D) X3Y2 
A) 1 and 3 B) 2 and 3 C) 8 and 2 D) 6 and 2
A) 32g B) 18g C) 21g D) 24g
A) Molar mass B) No of moles C) Oxidation numbers D) Atomic mass
A) +7 B) +8 C) -7 D) -5
A) Fractional crystallisation B) Fractional distillation C) Filtration D) Boiling off the ethanol
A) Melting B) Sublimation C) Evaporation D) Crystallisation
A) Substances which differ in their solubilities in a solvent B) An insoluble substance from a soluble substance C) Gaseous, liquid or solid impurities from a mixture D) Liquids with different boiling points
A) Sublimation B) Crystallisation C) Separating funnel D) Distillation
A) 20 B) 22 C) 10 D) 32
A) 57.5% B) 73.0% C) 42.5% D) 40.4%
A) 21.33% B) 28.07% C) 42.66% D) 14.71%
A) 586 B) 865 C) 621 D) 685
A) 164 B) 160 C) 346 D) 328
A) 4 B) 3 C) 1 D) 2
A) Chlorine B) Potassium C) Argon D) Sulphur
A) Neutrons between two atoms B) Electrons from one atom to another C) Electrons between two atoms D) Protons between two atoms
A) NaCl B) NH3 C) H2O D) CO2
A) Transfer of electrons between atoms B) Sharing of electrons between atoms C) Formation of covalent bonds between atoms D) Presence of positive ions in a sea of delocalized electrons
A) Iron B) Carbon dioxide C) Sodium chloride D) Water
A) All of the above B) Electron affinity of atoms C) Atomic radius of atoms D) Electronegativity difference between atoms
A) Helium B) Carbon C) Oxygen D) Nitrogen
A) Ammonia (NH3) B) Carbon dioxide (CO2) C) Methane (CH4) D) Ethanol (C2H5OH)
A) Strong electrostatic attractions between ions B) Weak intermolecular forces between molecules C) Weak intramolecular forces within molecules D) Strong covalent bonds between atoms
A) Sodium chloride (NaCl) B) Methane (CH4) C) Hydrogen peroxide (H2O2) D) Ethanol (C2H5OH)
A) Have strong intermolecular forces of attraction B) Are closely packed together C) Have negligible volume compared to the space they occupy D) Have fixed positions in a lattice structure
A) The motion of particles within a gas B) The chemical reactions occurring within a gas C) The density of particles within a gas D) The arrangement of particles within a gas
A) Have particles that are highly compressed and far apart B) Have particles that are far apart and moving randomly C) Have particles that are highly compressed and free to move D) Have particles that are closely packed together and vibrate in fixed positions
A) Melting of ice B) Digestion of food C) Rusting of iron D) Burning of wood
A) Volume and number of moles of a gas B) Temperature and volume of a gas C) Pressure and temperature of a gas D) Pressure and volume of a gas
A) Pressure and volume of a gas B) Volume and number of moles of a gas C) Temperature and volume of a gas D) Pressure and temperature of a gas
A) Charles's law and Avogadro's law B) Boyle's law and Avogadro's law C) Boyle's law, Charles's law, and Avogadro's law D) Boyle's law and Charles's law
A) PV = nT B) P = V/nRT C) PV = RT D) PV = nRT
A) Temperature B) Pressure C) Square root of its molar mass D) Volume
A) Volume B) Atomic mass C) Number of moles D) Density
A) Electrons in one atom of a substance B) Particles in one gram of a substance C) Moles in one liter of a gas D) Atoms in one mole of a substance
A) 2.24 L/mol B) 224 L/mol C) 0.224 L/mol D) 22.4 L/mol
A) Mass spectrometry B) Nuclear magnetic resonance C) Infrared spectroscopy D) Analyzing the mass of each element in the compound
A) Hydrogen B) Oxygen C) Carbon dioxide D) Nitrogen
A) Luminous zone B) Non-luminous zone C) Outer cone D) Inner cone
A) Have a pH greater than 7 B) Release hydrogen ions (H+) in water C) Release hydroxide ions (OH-) in water D) Have a sour taste
A) A pH less than 7 B) A high concentration of solute in a given volume of solvent C) A low concentration of solute in a given volume of solvent D) A pH greater than 7
A) Partially ionize in water B) Completely ionize in water C) Have a high pH D) Are highly corrosive
A) Partially ionize in water B) Are non-reactive C) Have a low pH D) Do not ionize in water
A) Nitric acid (HNO3) B) Sulfuric acid (H2SO4) C) Acetic acid (CH3COOH) D) Hydrochloric acid (HCl)
A) Household cleaning B) All of the above C) Food preservation D) pH regulation |
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