Atom, Element, and Periodic Table Review

What is the atomic mass of an atom with 5 protons, 6 neutrons, and 5 electrons?

Does a neutron change the charge of an atom?

If the average mass (rounded) of Beryllium is 9 amu and the atom has 4 protons. How many neutrons does it have?

What is an atomic number?

What element has the symbol As?

The smallest particle of an element; made of electrons, protons and neutrons

Does an electron have any significant mass?

What is the mass of a proton?

If the average mass (rounded) of Boron is 11 amu and the atom has 5 protons. How many neutrons does it have?

Which parts of the atom determine the mass of an atom?

What is the average atomic mass of iron (Fe)?

In a stable atom, the number of protons equals the number of:

What is the mass of a neutron?

What element has the symbol Mg?

Which building block of the atom is negatively charged?

The nucleus of an atom contains:

What element has 56 protons?

Which building block of an atom is positively charged?

H₂CO₂ is made of:

The center part of an atom is called: