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AAMI Intro to Chemistry Midterm Review questions with correct answers.d
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AAMI Intro to Chemistry Midterm Review questionswith correct answers
The 5 chemical properties of matter Correct Answer-reactivity,
combustibility, valence, combining requirements, stability
The atomic mass is equal to the sum of the... Correct Answer-protons
and neutrons
Hydrogen has no... Correct Answer-neutrons
The outer orbit (last shell) requires how many valence electrons? Correct
Answer-8
The 1st shell must have how many electrons to be complete? Correct
Answer-2
Positively charged ions Correct Answer-cations
Negatively charged ions Correct Answer-anions
Metals produce what type of ions? Correct Answer-positive
Non-metals produce what type of ions? Correct Answer-negative
, Atoms with the same atomic number but a different atomic mass are
called... Correct Answer-isotopes
Diatomic molecules sentence (2 atoms bonded together) Correct
Answer-I Brought Clay From Our New House
The horizontal rows of the periodic table are called... Correct Answer-
periods
The vertical rows of the periodic table are called... Correct Answer-
groups or families
Metals are electron __________ Correct Answer-donors
Non-metals are electron __________ Correct Answer-receivers
Metals lose electrons to become... Correct Answer-positively charged
ions
Non-metals gain electrons to become... Correct Answer-negatively
charged ions
Halogens (salt-formers) have what valence? Correct Answer-minus 1
The 4 halogens Correct Answer-I2, Br2, Cl2, F2
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