Gen Chem Unit 2 Test

How many electrons does ¹⁶O^-2 have?

The plum pudding model is attributed to

When an electron jumps from ground state to excited state, energy is _________

When an electron bounces from excited state to ground state, energy is ________________

What is the mass number of ⁸³Kr⁺²

Protons are equal to

What is the mass of ⁷⁵As^-3

Oxygen has 8 protons and 8 neutrons. What is it's mass?

The atomic number of ⁵⁸Ni⁺²

To find the average atomic mass, you multiply two things

How many protons does ¹³²Xe have

Which color has the shortest wavelength of these options

An isotope of Chlorine (Cl) has a mass of 37, and has 17 protons. How many neutrons does it have?

The charge of an atom is calculated by subtracting

Rutherford shot ________ at gold foil

Light is produced and energy is RELEASED when electrons fall from

Fluorine has a mass of 20 and has 9 protons. How many neutrons does Fluorine (F) have?

If Chlorine has an average atomic mass of 35.45 amu. Which Chlorine isotope is most abundant in nature?

Which is part of Dalton's atomic theory

Which subatomic particle did Thompson find with a cathode ray

What is the charge of ⁷⁵As^-3

Which color has the longest wavelength of the options

Copper has an atomic number of 29. How many electrons does an atom with a +2 charge have?

Rutherford discovered these two things in his gold foil experiment

An isotope has

Who discovered the Uncertainty Principle?

Isotopes are

The element name of ¹¹⁹Sn^-4

Schrodinger's equation tells you

When an electron goes ground state to excited state

Heisenberg's Uncertainty Principal says we cannot find

Palladium (Pd) has an average mass of 106.42 amu. Which isotope is most abundant?

Dalton's model is called

The element name of ⁸⁵Kr

Bohr's model shows that electrons

The atomic number of ¹²C

Protons have a _______ charge, while electrons have a ______ charge

The particles in Thompson's experiment went to the _______ side of the cathode ray

Thompson used ________ in his experiment.