Atoms, Elements And Molecules 3 Question Preview (ID: 22857)
Practice Test Questions Covering Matter, Atoms, Mixtures, Compounds, Elements And The Periodic Table.
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Which of the following is the chemical symbol for Mercury?
a) Me
b) Hg
c) M
d) Au
What element has 14 protons?
a) Nitrogen
b) Tin
c) Liamanlium
d) Silicon
What is the name of the element on the periodic table with the symbol Na?
a) Nalthium
b) Nabium
c) Sodium
d) Gold
Every atom of the same element has the same atomic number.
a) True
b) False
c)
d)
CH4 is the chemical formula for methane. Methane consists of which of the following elements?
a) Calcium and Hydrogen
b) Cadmium and Helium
c) Carbon and Hydrogen
d) Californium and Helium
Electrons have a ________ charge.
a) positive
b) negative
c) neutral
d) high
Which of the following is a compound?
a) Au
b) N2
c) CO2
d) Pb
All of one atom.
a) compound
b) mixture
c) element
d) period
Atoms chemically bonded.
a) compound
b) mixture
c) element
d) period
What is the atomic mass of Aluminum (Al)?
a) 26.98
b) 13
c) 12
d) 28.09
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