Honors Chemistry Practice Test Unit 3-Structure Of The Atom Questions And Answers
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Course
Honors Chemistry
Institution
Honors Chemistry
Honors Chemistry Practice Test Unit 3-Structure Of The Atom Questions And Answers
All existence is composed of tiny indivisible particles called atoms.
Different objects are made of different types of atoms ANS the classical model (Dalton)
The atom is positively charged with a negatively cha...
Honors Chemistry Practice Test Unit 3-Structure Of
The Atom Questions And Answers
All existence is composed of tiny indivisible particles called atoms.
Different objects are made of different types of atoms ANS the classical model (Dalton)
The atom is positively charged with a negatively charged electrons floating around in them ANS the chocolate
chip cookie dough model (Thompson)
Proved:
-Atoms are mostly empty space
-Most mass in the atom is concentrated in a small, dense, positive charged nucleus
-Electrons move in random directions in the empty space around the nucleus ANS the nuclear model
(Rutherford)
Atoms of the same element with a different mass number ANS Isotope
(mass*abundance)+(mass*abundance)+(mass*abundance) ANS How to find atomic mass
Atomic number same as ANS number of protons
Mass number-atomic number= ANS number of neutrons
Name the first orbital shown (far top left) ANS S orbital- one lobe
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