Atoms Question Preview (ID: 34611)
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Consider a wooden chair and a balloon. What do these two objects always have in common?
a) Both are made of atoms
b) Both have the same mass number
c) Both are made of the same kind of atom
d) Both are made of the same number of atoms
Consider a wooden chair and a balloon. What do these two objects always have in common?
a) Both are made of wood
b) Both are made of atoms
c) Both have the same mass and weight
d) Both have the same electrical charge
Shona knows that two atoms have the same number of protons. What else can she assume about the two atoms?
a) They have the same mass number.
b) They have the same electric charge.
c) They have the same number of neutrons.
d) They have the same chemical properties.
An atom of vanadium (V) has 23 protons and 28 neutrons. How many electrons does a neutrally charged atom of vanadium have?
a) 5
b) 23
c) 28
d) 51
Any atom that has 13 protons is an aluminum atom. Which statement best describes what would happen if a proton were added to an aluminum atom?
a) The atom would lose electrons
b) The atom would have a negative charge.
c) The atom would no longer be aluminum.
d) The atom would have a smaller atomic number.
Mike is drawing a model of an atom. He will draw the electron cloud first, and then he will draw the nucleus. Where will he draw the nucleus of the atom?
a) on the outer edge of the electron cloud
b) among the electrons in the electron cloud
c) between the center of the atom and the electron cloud
d) in the center of the atom, surrounded by the electron cloud
Angelo drinks a large glass of water every morning when he wakes up. Which statement best describes the chemical makeup of the water Angelo drinks?
a) t is made up of a single atom composed of protons, neutrons, and electrons.
b) It is made up of an electron cloud surrounding a dense nucleus.
c) It is made up of many molecules containing atoms joined together by chemical bonds.
d) It is made up of protons and neutrons arranged in a repeating pattern.
Which of these statements describes a fact about an atom’s nucleus?
a) It is negatively charged.
b) It is smaller than an electron.
c) It is the same size in all atoms.
d) It is made of neutrons and protons.
Which of these statements describes a fact about an electron cloud?
a) It is the most massive part of an atom
b) It is made up of electrons and neutrons.
c) It is where an atom’s electrons are found.
d) It is located in the center of an atom’s nucleus.
What is the smallest particle of an element that has all the chemical properties of the element?
a) atom
b) molecule
c) electron
d) nucleus
Atoms are a basic building block of certain types of matter. Atoms make up the elements that combine to form compounds to make up much of what we use every day. Which of these substances is NOT made out of atoms?
a) oxygen
b) protons
c) trees
d) carbon dioxide
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