
Chemistry C2
Quiz by Bolade Ajimisogbe
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40 questions
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- Q1The following are not true about Gay-Lussac’s law except…(c) The pressure was greater than the temperature.(a) All temperatures and pressure were kept constant.(b) The temperature was raised higher than the pressure.(d) Both temperature and pressure are not required60s
- Q2“The volume of a gas increases as the pressure decreases and vice versa.” Which law satisfies this statement?(b) Boyle”s law(C) General gas equation(A) Charle’s law(d) Ideal gas law60s
- Q3Convert 148 degree celsius to Kelvin.(a) -125K(d) -421K(b) 421K(c) 184K60s
- Q4375cm(cube) of a gas has a pressure of 770mmHg.Find the volume if the pressure is reduced to 750mmHg. (all answers are in centimeter cube).(b) 375(c) 385(d) 750(a) 37460s
- Q5…… is also known as coordinate covalent bonding.(c) Covalent bond.(b) Dative covalent combination(d) Ionic bond(a) Metallic bonding60s
- Q6One of the following is not an assumption of the kinetic theory of gas.(c) The cohesive force between the gas molecules are not negligible.(b) The collisions of gas are perfectly elastic(d) The temperature of the gas is a measure of the average kinetic energy of the gas particles(a) The gas molecules move randomly in straight lines colliding with one another.60s
- Q7The effect of temperature changes on the volume of a given mass at a constant pressure is described by who?(a) Boyle’s law(c) Dalton’s law.Avogadro's law(b) Charle’s law30s
- Q8At 17(degree celsius), a sample of hydrogen gas occupies 125cm(cube). What will be the volume at 100(degree celsius), if the pressure remains constant? (all answers are in centimeter cube).(b) 290124(c) 373(A) 16160s
- Q9The following are important qualities needed in experimental work involving calculations except….(d) Atomic number.(c) Temperature(a) Volume(b) Mass number30s
- Q10Which law describes the combining volume of gasses that react together?ideal gas(c) Dalton's law(d) Gay-Lussac’s law(a) General gas law30s
- Q11Convert 405K to degree celsius(Answers are in degree celsius).(b) 132A) 21(d) -132.(c) 67860s
- Q12Calculate the relative molecular mass of CaCO3 (Ca=40, C=12, O=16)(d) 80g© 100g(a) 150g(b) 120g60s
- Q13The mass number of Magnesium is(d) 24.5(a) 25(b) 24© 1230s
- Q14The smallest particle of an element is known as© Ion(d) element(a) atom(b) molecule30s
- Q15How many mole is found in 2HCl2(d) none(b) 2© 1(a) 430s