Chemistry Mcqs Archives | Page 28 of 125

Which law states that the volume of a given amount of gas held at constant pressure is directly proportional to the Kelvin temperature?

November 30, 2021December 7, 2019 by admin

Which law states that the volume of a given amount of gas held at constant pressure is directly proportional to the Kelvin temperature?A. Charles’ Law
B. Avogadro’s Law
C. Graham’s Law
D. Boyle’s law

Which law states that “equal volumes of all gases, at the same temperature and pressure, have the same number of molecules?

November 30, 2021December 7, 2019 by admin

Which law states that “equal volumes of all gases, at the same temperature and pressure, have the same number of molecules?A. Boyle’s law
B. Charles’ law
C. Gay-Lussac’s law
D. Avogadro’s law

Which of the following noble gases is abundant in air?

November 30, 2021December 7, 2019 by admin

Which of the following noble gases is abundant in air?A. Neon
B. Helium
C. Argon
D. Methane

Which of the following noble gases is not present in atmosphere?

November 30, 2021December 7, 2019 by admin

Which of the following noble gases is not present in atmosphere?A. Argon
B. Helium
C. Radon
D. Xenon

The easy way of balancing the chemical equation is_________?

November 30, 2021October 28, 2019 by admin

The easy way of balancing the chemical equation is_________?A. according to atom’s atomic number.
B. According to atom’s atomic mass.
C. First we balance Metal than non-metal than Hydrogen than Oxygen.
D. None of the above