Ch. 2 Flashcards
1
Q
What are cathode rays?
A
Negative charged particles
2
Q
What is radioactivity?
A
Spontaneous emission of high energy radiation by an atom
3
Q
What are the three types of radiation
A
A particles (+) B particles (-) And y rays (uncharged)
4
Q
Where are protons and neutrons found?
A
Nucleus
5
Q
What are isotopes?
A
Atoms of the same element with different masses
6
Q
What is an anion
A
Negative charged ion
7
Q
What is a cation
A
Positive charged ion
8
Q
What is an ionic compound
A
Compound composed of cations and anions
9
Q
What are alkanes
A
Compounds of carbon and hydrogen
10
Q
What are isomers
A
Compounds whose molecules have the same overall composition but different structures
