Free Printable Gen Chem 2nd QAT Reviewer

1.

What is the volume occupied by 6.0 moles of carbon dioxide gas at standard conditions of temperature and pressure?

(a)

2.

$N_2(g)+3H_2(g)→2NH_3(g)$

Calculate the volume of ammonia produced at STP from the complete reaction of 7.00 g of nitrogen with excess hydrogen.

(a)

3.

Sodium reacts with water to produce sodium hydroxide and hydrogen gas.

Calculate the volume of hydrogen gas produced when 4.78 g of sodium is reacted.

(a)

4.

$C_3H_8(g)+O_2(g)→CO_2(g)+H_2O(g)$

Assume if we combust 1.3 L of propane. How much CO2 will be produced?

(a)

5.

Hydrogen and oxygen gas react to form water.

What volume of oxygen gas is required to completely react with 30.0 L of hydrogen gas, assuming all volumes are measured at the same temperature and pressure conditions?

(a)

6.

Calculate the number of moles of CO2 formed in the combustion of ethane C2H6 in a process when 35.0 mol of O2 is consumed.

(a)

7.

2 moles of Mg and 5 moles of O2 are placed in a reaction vessel, and then the Mg is ignited according to the reaction. Identify the limiting reactant.

a)

Mg

b)

O2

8.

What is the error in this quantum number?

(4, 4, 3, 1/2)

a)

$n$

b)

Azimuthal

c)

$m_l$

d)

$m_s$

9.

What is the electron configuration of gold?

(a)

10.

This gas law states that the number of substances of a gas is directional proportional to its volume.

a)

$V_1n_1=V_2n_2$

b)

$\frac{V_1}{n_1}=\frac{V_2}{n_2}$

c)

$P_1V_1T_2=P_2V_2T_1$

d)

$\frac{N_1V_1}{n_2}=\frac{N_2V_2}{n_1}$

11.

This man postulated the duality of matter. Electrons can be considered as a particle and a wave.

a)

Louis de Broglie

b)

Erwin Schrödinger

c)

Albert Einstein

d)

Isaac Newton

12.

This is where electrons could probably be found in an atom.

a)

Electron Cloud

b)

Electron Orbit

c)

Nucleus

d)

Electron Space

13.

What are the quantum numbers of tin?

(a)

14.

This quantum number refers to the energy level and the distance from the nucleus of the electron.

a)

Principal Quantum Number

b)

Azimuthal Quantum Number

c)

Magnetic Quantum Number

d)

Spin Quantum Number

15.

This quantum number refers to the shape of the orbital of the electron.

a)

Principal Quantum Number

b)

Azimuthal Quantum Number

c)

Magnetic Quantum Number

d)

Spin Quantum Number

16.

This quantum number refers to the spatial orientation of an orbital in a given energy level.

a)

Principal Quantum Number

b)

Azimuthal Quantum Number

c)

Magnetic Quantum Number

d)

Spin Quantum Number

17.

This quantum number refers to the direction of the electron's orbit.

a)

Principal Quantum Number

b)

Azimuthal Quantum Number

c)

Magnetic Quantum Number

d)

Spin Quantum Number

18.

What is the formula for ideal gas law?

a)

$PV=nRT$

b)

$PV=RT$

c)

$P_1V_1T_2=P_2V_2T_1$

d)

$\frac{N_1V_1}{n_2}=\frac{N_2V_2}{n_1}$

19.

What is the value of R?

a)

$0.0821\frac{L\cdot atm}{mol\cdot K}$

b)

$6.02\times10^{23}\ \frac{L\cdot atm}{mol\cdot K}$

c)

$83.14\ \frac{J}{mol\cdot K}$

d)

None of the Above

20.

What is the value of Planck's constant?

a)

$h=6.6x10^{-34}J$

b)

$h=6.6x10^{-23}J$

c)

$h=6.6x10^{-24}J$

d)

$h=6.6x10^{-33}J$

21.

This principle states that the orbitals with lower energies must be occupied first than with higher energies.

a)

Aufbau

b)

Hund's Rule

c)

Pauli's Exclusion

22.

This principle states that electrons occupy orbitals with parallel spins before they pair up.

a)

Aufbau

b)

Hund's Rule

c)

Pauli's Exclusion

23.

This principle states that the spin of electron orbitals must be in opposite direction.

a)

Aufbau

b)

Hund's Rule

c)

Pauli's Exclusion

24.

This image is an example of...

a)

Paramagnetism

b)

Diamagnetism

Gen Chem 2nd QAT Reviewer

Total questions: 24

Worksheet time: 16mins

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