Ch 6: Chemistry
Quiz by Alicia Greene
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- Q1
Elements in the same group have the same
number of valence electrons
nuclear charge
energy level of outer electrons
atomic radius
30s - Q2
Most of the elements in groups 16 through 18 are classified as
nonmetals
alkaline earth metals
inner transition metals
alkali metals
30s - Q3
Which energy level of the period 4 transition elements is being filled with electrons?
fifth
sixth
fourth
third
30s - Q4
Identify the period and group of the element that has the electron configuration [Ne]3s2 3p3.
period 3, group 1
period 3, group 15
period 2, group 2
period 3, group 13
30s - Q5
Which of the following classifications describes the element with the electron configuration [Ar]4s23d104p5?
stable nonmetal
unstable nonmetal
stable metal
unstable metal
30s - Q6
What is the electron configuration of the element in group 14 and period 4 of the periodic table?
[Ne]3s33p4
[Ar]4s23d104p2
[Ar]4s2
[Kr]5s24d2
30s - Q7
What is the trend in atomic radii as you move from left-to-right across a period?
remains the same
varies randomly
generally increases
generally decreases
30s - Q8
The trend in the atomic radii as you move down the group 1 elements is partially due to
increased nuclear charge
shielding by inner electrons
increased number of electrons in outer energy level
decreased distance of outer electrons
30s - Q9
In which of the following pair is the second particle listed larger than the first?
Pb, C
K, Ga
Li, Li+
Br, Br-
30s - Q10
How many electrons does an atom generally need in its outer level to be the most stable?
4
12
8
10
30s - Q11
Which of the following electron configurations represents the most chemically stable atom?
[Ne]3s23p5
[He]2s22p3
[Ne]3s23p64s23d5
[Ne]3s23p6
30s - Q12
The first periodic table is mostly credited to
Harry Styles
John Newlands
Henry Moseley
Dmitri Mendeleev
30s - Q13
The element in the modern periodic table are arranged according to increasing
number of electron
mass
atomic mass
atomic number
30s - Q14
Into how many blocks is the periodic table divided?
4
5
3
6
30s - Q15
How many electrons does hydrogen have?
1
4
2
3
30s