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Chemistry SASA
Qtr 1 Review Guide
1. Deuterium (2H) and protium (1H) are
two isotopes of hydrogen. Which of the
following statements best compares a
deuterium atom to a protium atom?
From: 2006 MCAS Massachusetts State Assessment System,
Chemistry
A The deuterium atom has a smaller net charge.
B The deuterium atom has a smaller atomic
radius.
C The deuterium atom has more electron orbitals.
D The deuterium atom has more particles in its
nucleus.
2. Based on its position on the periodic
table, which of the following elements is a
nonmetal?
From: 2006 MCAS, Massachusetts State Assessment [Chemistry]
A
B
C
D
Potassium (K)
Nickel (Ni)
Vanadium (V)
Bromine (Br)
3. Which of the following ordered pairs of elements
shows an increase in atomic number but a decrease
in average atomic mass?
A Ag to Pd
B Co to Ni
C Ge to Sn
D Cr to Mo
4. In which list are the elements
arranged in order of increasing
atomic mass?
(1)
(2)
(3)
(4)
Cl, K, Ar
Te, I, Xe
Fe, Co, Ni
Ne, F, Na
5. How many protons, neutrons,
and electrons are in a neutral
atom of sodium?
F 11 p_, 12 n_, 11e_ _
G 11 p_, 11 n_, 12e_
H 12 p_, 11 n_, 12e_
J 12 p_, 11 n_, 11e_
6. Which of the following is
the same for both hydrogen
and potassium?
From: 2006 MCAS, Massachusetts State Assessment System,
Chemistry
A
B
C
D
atomic mass
number of valence electrons
total mass of nucleons
atomic number
7. The high electrical
conductivity of metals is
primarily due toFrom: NY Regents Chemistry 2003
(1) high ionization energies
(2) filled energy levels
(3) mobile electrons
(4) high electronegativities
8. Which of the following statements
describes the elements in family 17 of
the periodic table?
From: 2006 Massachusetts State Assessment System, Chemistry
A
B
C
D
They have seven valence electrons.
They are all solids at room temperature.
They exist commonly as cations in nature.
They are highly inert or unreactive.
9. Which list of elements
contains two metalloids?
From: NY Regents Chemistry 2003
(1) Si, Ge, Po, Pb
(2) Si, P, S, Cl
(2) As, Bi, Br, Kr
(4) Po, Sb, I, Xe
10. An atom in the ground state
has a stable valence electron
configuration. This atom could be
an atom ofFrom: 2009 New York Regents Examination, Chemistry
(1)
(3)
(2)
(4)
Al
Na
Cl
Ne
11. An element that is malleable
and a good conductor of heat and
electricity could have an atomic
number of(1) 16
(2) 29
(3) 18
(4) 35
12. Samples of four Group 15 elements,
antimony, arsenic, bismuth, and phosphorus,
are in the gaseous phase. An atom in the
ground state of which element requires the
least amount of energy to remove its most
loosely held electron?
(1)As
(3) Bi
(2) P
(4) Sb
13. According to the electron-cloud
model of the atom, an orbital is a(1) circular path traveled by an electron around
the nucleus
(2) spiral path traveled by an electron toward the
nucleus
(3) region of the most probable proton location
(4) region of the most probable electron location
14. The table below gives information about the
nucleus of each of four atoms. How many different
elements are represented by the nuclei in the table?
(1) 1
(3) 3
(2) 2
(4) 4
15. In the ground state, each atom of
an element has two valence
electrons. This element has a lower
first ionization energy than calcium.
Where is this element located on the
Periodic Table?
A. Group 1, Period 4
B. Group 2, Period 3
C. Group 2, Period 5
D. Group 3, Period 4