Ch. 3 Review

Last updated about 3 years ago

6 questions

Required

Ch. 3 Review

Last updated about 3 years ago

6 questions

Required

Complete the following statments about subatomic particles. 
An electron has a _______ charge, is located outside the _______, and has a mass of _______  amu. 
A proton has a _______ charge, is located in the nucleus , and has mass of _______  amu. 
A neutron has a _______ charge, is located in the _______ , and has a mass of _______  amu. 

Required

Match the decription to the result below

Draggable item		Corresponding Item
Changing number of neutrons		new element
Changing number of electrons		new isotope
Changing number of protons		new ion

Required

In a neutral atom of magnesium-25, there are _______ protons, _______ electrons, and _______ neutrons. (use whole numbers only)

Required

There are multiple isotopes of Zinc. The most stable isotope is Zinc-_______ . It has _______ protons, _______ neutrons, and an atomic mass of _______ . (use whole numbers only)

Required

Put the following in order of increasing number of protons.

Required

In an isotope symbol, the top number is the _________   number and the bottom number is the ___________   number. for example, for carbon-14, the top number would be _______  and the bottom number would be ______  .