MDCAT Chemistry Chapter 3 MCQ Test With Answer for (Atomic Structure)

In Chemistry, chapter 3 holds equal significance as the other chapters. The candidates planning to appear in the MDCAT should follow the syllabus. After completing the preparation, the students should solve the MCQs to analyze their preparation level and work on the weak areas. The online test is provided to facilitate the students so they can access them easily without wasting any time. The students who intend to appear in the MDCAT must take the maximum online test. It helps the students to perform well in the actual time, and in this way, they also learn about time management, which is a crucial part to consider. So save time and solve the online test at least once for better preparation and then appear in the MDCAT. To get updates about the MDCAT test, stay connected with us.

MCQ's Test For MDCAT Chemistry Chapter 3 Atomic Structure Online Test

Try The MCQ's Test For MDCAT Chemistry Chapter 3 Atomic Structure Online Test

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MDCAT Chemistry Chapter 3 Atomic Structure Online Test

00:00
Question # 1

Under which condition CO has the maximum molar volume

Question # 2

Gas is enclosed in a container of 20cm3 with the moving piston. According to kinetic theory of gases, what is the effect on freely moving molecules of the gas if temperature is increased from 20°C to 100C.

Question # 3

.The number of moles in 2.24 dm3 of H2 gas at STP is:

Question # 4

The actual volume of gas molecules is considered negligible at following pressures

Question # 5

What are the conditions under which the relation between volume (V) and number of moles (n) of gas is plotted? (Pressure; T-temperature)

Question # 6

Which of the following is the correct equation to calculate relative molecular mass of a gas

Question # 7

Under which condition CO has the maximum molar volume.

Question # 8

The number of molecules in 22.4 dm3 of gas at 0°C and 1 atm are

Question # 9

Charles's law is only obeyed at which temperature scale

Question # 10

Which type of motion is exhibited by gases?

Question # 11

One dm3 of H2 and O2: has different masses but no. of particles are

Question # 12

The temperature of a gas is directly proportional to its

Question # 13

The pressure of gas at constant temperature in a container of 2dm3 is 10 atm what will be its final pressure if it is connected with 10 dm3 container

Question # 14

The relationship between density and molar mass of a gas is

Question # 15

If volume of an ideal gas at 0C° 536cm3, what is volume at 1°C

Question # 16

Acording to the kinetic theory of gases

Question # 17

The molecular speed Crms of gas is

Question # 18

At absolute zero the molecules of hydrogen gas will have

Question # 19

The mono atomic gases are

Question # 20

The volume of given mass of gas is directly proportional to absolute temperature when pressure is kept constant this is called

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In this topic,Student should be able to:

a) Identify and describe the proton, neutron and electron in terms of their relative charges and relative masses.

b) Discuss the behaviour of beams of protons, neutrons and electrons in electric fields.

c) Calculate the distribution of mass and charges within an atom from the given data.

d) Deduce the number of protons, neutrons and electrons present in both atoms and ions for a given proton and nucleon numbers/charge.

e) i) Describe the contribution of protons and neutrons to atomic nuclei in terms of proton number and nucleon number. ii) Distinguish between isotopes on the basis of different numbers of neutrons present.

f) Describe the number and relative energies of the s, p and d orbitals for the principal quantum numbers 1, 2 and 3 and also the 4s and 4p orbitals.

g) Describe the shapes of s, p and d-orbitals.

h) State the electronic configuration of atoms and ions given, the proton number/charge for period 1, 2, 3 and 4 (hydrogen to Krypton).

Explain:

i) Ionization energy.
ii) The factors influencing the ionization energies of elements.
iii) The trends in ionization energies across a Period and down a Group of the Periodic Table.

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MCAT Chemistry Chapter 3 Important MCQ's

Sr.# Question Answer
1 At higher temperature isotherm of Boyle's law moves away from both axis, is due to increase in:
A. pressure
B. No. of moles
C. Volume
D. All
2 If volume of an ideal gas at 0°C 536cm3, what is volume at 1°C
A. 373 cm3
B. 646 cm3
C. Becomes 0cm3
D. 746 cm3
3 The actual volume of gas molecules is considered negligible at following pressures
A. 2atm
B. 4atm
C. 6 atm
D. 8 atm
4 The volume of given mass of gas is directly proportional to absolute temperature when pressure is kept constant this is called
A. Boyle's law
B. Charles's law
C. Graham's law
D. Dalton's law
5 .The number of moles in 2.24 dm3 of H2 gas at STP is:
A. 1
B. 0.1
C. 10
D. 0.01
6 Which type of motion is exhibited by gases?
A. Vibrational
B. Transitional
C. Rotational
D. All of them
7 The density of neon will be highest at
A. STP
B. 0°C, 2 atm
C. 273°C, 1 atm
D. 273°C, 2 atm
8 According to kinetic theory of gases kinetic energy depends on
A. Temperature
B. Collision
C. Pressure
D. Atomic number
9 Acording to the kinetic theory of gases
A. The pressure exerted by a gas is proportional to mean square velocity of the molecules
B. The pressure exerted by the gas is proportional to the root mean square velocity of the molecules
C. The root mean square velocity is inversely proportional to the temperature
D. The mean translational KE of the molecule is directly proportional to the absolute temperature
10 The root mean square velocity of a gas is doubled when the temperature is
A. reduced to half.
B. reduced to one-fourth
C. increased four times
D. inereased two times

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