Chemistry Atom / Electron Review

An atom of Helium-4 contains...

Whose Principle says you can only put two electrons in an orbital -- each with opposite spins??

High energy light has a ________ frequency.

Which element is in the same group as Xe?

For Nitrogen (N), how many unpaired electrons are there?

What is a synonym for fundamental?

Which particle is fundamental?

________ proved the existence of the _______ with his gold foil / alpha particle experiment.

With antimatter, tiny particles moving outside the nucleus are positrons and are _____.

If phosphorus were to gain 3 electrons its configuration would match the configuration of ____.

T or F. Electrons are positively charged and are the lightest of the 3 subatomic particles.

What is the smallest particle of an ELEMENT that retains the properties of that element?

T ro F. Atoms are fundamental

Which of the following is a region of space where an electron is located?

How might you excite electrons in an atom up to higher energy levels?

Which principle states that electrons occupy lowest energy orbitals first.

T or F. The atom is primarily empty space with regard to it's volume

All the elements that end s²p⁴ have _____ valence electrons.

T or F. According to Modern Theory electrons orbit the nucleus in well defined paths.

An isotope of oxygen has a mass of 15.999 amu. What is this isotope's mass number?

What was Mr. Krone's favorite hobby as a kid?

Different isotopes of an element have the same number of ____ but a different number of ____.

What sublevels are present in the 4th energy level

Cations are _____ charged. Anions are _____ charged.

With antimatter, the nucleus of an atom has an overall ______ charge

T or F. Neon lights emit light when electrons RISE from lower energy levels to higher ones.

Valence or Outer Configurations include only the electrons in the ____________ energy levels.

All the elements that end s²p⁴ would have _____ dots in their dot structures.

What high school did Mr. Krone go to?

Magnetic metals tend to have unpaired electrons. So who is the least magnetic?

Which elements violate the Aufbau Principle

The oxide ion has a charge of -2. Therefore it has 8 protons and ____ electrons.

Completely filled electron configurations are quite _______.

T or F. All atoms of a particular element are identical in mass and properties.

Q has 2 isotopes. #1 is 25% abundant and mass=58.0amu. #2 is 75% abundant and mass=60.0amu. Avg Atomic Mass is....

In oxygen-16, the "16" represents the _______ ______________.

All the elements that end s²p⁴ are in group ______.

How do atoms turn into ions?

All the elements below end s²p⁴ except for....

Elements from group 17 tend to attain a charge of _____ when forming ions

How many electrons can fit into any p orbital?

All the elements that end s²p⁴ would attain a charge of ______ as an ion.

How many electrons can fit into any p sublevel?

__________ have a "+1" charge, while __________ have a "0" charge.

What particles make up protons and neutrons?

Whose rule teaches us that CARBON has 2 unpaired electrons instead of 0 unpaired electrons.

________ first suggested atoms. ________ developed the first atomic theory.

Atomic number = _______________

Which particle is traded between atoms in chemical reactions?

To change an atom of aluminum-27 into Magnesium-24, the aluminum-27 atom would have to ....

All atoms of carbon must have...

The noble gases are in Group

Low energy light has a _____________ wavelength and ______________ frequency

Who has the valence configuration 4s²4p²?

How would Mg exchange electrons so that it matched its nearest noble gas?

Phosphorus -31 has _____ neutrons

The nucleus is ....

________ suggested ORBITS. ________ suggested ORBITALS.

A neutral atom must always have the same number of ________ and ________.

What particles form the nucleus of an atom?

Average Atomic Mass is measured in

What is At's valence configuration?

Who has the valence configuration 4s²?

T or F. Atoms combine in simple whole number ratios to form compounds.