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WorksheetsTest review
Total questions: 20
Worksheet time: 11mins
What is the charge of a proton?
positive
negative
neutral
Where are electrons located?
In the nucleus
Outside the nucleus
How many protons does Boron have?
6
33
10
5
What is the atomic mass of Iron?
55.85
58.69
12.01
39.95
What is the atomic number of Oxygen?
10
28.09
8
79.90
What group and period is nitrogen in?
(a)
Where are the noble gases located?
group 6
group 2
group 8
group 7
How many valence electrons does arsenic have?
2 valence electrons
3 valence electrons
4 valence electrons
5 valence electrons
How many dots does Phosphorus have in it´s lewis structure?
5
6
2
8
How many valence electrons are in the lewis structure of chlorine?
37
7
2
5
What is a cation?
an ion with a negative charge
an ion with a positive charge
Oxygen-2
How many electrons?
10
8
6
4
What is an isotope?
atoms of the same element with varying numbers of neutrons
an atom or molecule with a positive or negative charge due to the loss or gain of one or more electrons
chlorine-34
p+;17 n;17
p+;17 n;23
p+;17 n;25
chlorine-42
p+;17 n;23
p+;17 n;25
p+;17 n;17
Is hydrogen a metal, nonmetal or metalloid?
metalloid
nonmetal
metal
Which of the following is a metal?
nitrogen
arsenic
boron
manganese
which of the following is a property of metals?
semiconductor
good conductor
good insulator
Which of the following is a metalloid?
silicon
carbon
krypton
zinc
which of the following is a property of nonmetals?
high density
semiconductor
ductile
good insulator
