ATOMIC STRUCTURE Question Preview (ID: 48308)


ATOMIC STRUCTURE UNIT. TEACHERS: click here for quick copy question ID numbers.

UNOCCUPIED VALENCE ELECTRONS ARE UNSTABLE, WHICH MEANS?
a) THEY ARE POSITIVELY CHARGED
b) THEY ARE ATTEMPTING TO BOND
c) THEY ARE ATTEMPTING TO FIND THE NUCLEUS
d) THEY DON'T CREATE REACTIONS

ELECTRONS FOUND IN _______ SHELLS HAVE _______ ENERGY. (FILL IN THE BLANKS)
a) INSIDE, HIGH
b) OUTSIDE, HIGH
c) NUCLEUS, HIGH
d) INSIDE, NO

ELECTRONS FOUND WITHIN _______ SHELLS HAVE _______ ENERGY. (FILL IN THE BLANKS)
a) OUTSIDE, LOW
b) NUCLEUS, HIGH
c) NUCLEUS, LOW
d) INSIDE, LOW

HOW MANY TIMES LIGHTER IS AN ELECTRON COMPARED TO PROTONS AND NEUTRONS?
a) 2500
b) 2000
c) 1500
d) 1000

NEUTRONS ARE NEUTRAL, WHICH MEANS THEY HAVE WHAT TYPE OF CHARGE?
a) POSITIVE
b) NEGATIVE
c) LOW
d) NO CHARGE (NEUTRAL)

BOTH _______ AND _______ HAVE AN ATOMIC MASS UNIT (AMU) OF 1. (FILL IN THE BLANKS)
a) PROTONS, NUCLEUS
b) PROTONS, ELECTRONS
c) ELECTRONS, NEUTRONS
d) PROTONS, NEUTRONS

IF AN ATOM HAS 8 PROTONS, IT WILL HAVE HOW MANY ELECTRONS?
a) 4
b) 6
c) 8
d) 18

THE NUCLEUS IS THE ________ OF THE ATOM AND CONTAINS ________. (FILL IN THE BLANKS)
a) CENTER, PROTONS / NEUTRONS
b) CENTER, PROTONS / ELECTRONS
c) OUTSIDE, ELECTRONS
d) OUTSIDE, PROTONS / NEUTRONS

THE ATOMIC THEORY STATES THAT...
a) ATOMS CAN BE DESTROYED
b) ALL MATTER IS MADE FROM ATOMS
c) ATOMS CAN BE BOTH CREATED AND DESTROYED
d) ATOMS CAN BE CREATED

OCCUPIED VALENCE ELECTRONS ARE STABLE, WHICH MEANS?
a) THEY ARE POSITIVELY CHARGED
b) THEY HAVE NO CHARGE
c) THEY ARE ATTEMPTING TO BOND
d) THEY DON'T CREATE REACTIONS

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