Atoms And Elements Test Quiz!
(186).jpg "Atoms And Elements Test Quiz!")
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- 1.Protons are located in the nucleus of the atom. A proton has:
- A.
No charge
- B.
A negative charge
- C.
A positive and negative charge
- D.
A positive charge
- 2.Neutrons are in the nucleus of the atom. A neutron has:
- A.
A positive charge
- B.
No charge
- C.
A negative charge
- D.
Twice as much positive charge as a proton
- 3.An electron is in a region outside the nucleus. An electron
- A.
Is larger than a proton and has no charge
- B.
Has less mass than a proton and has a negative charge
- C.
Is smaller than a proton and has no charge
- D.
Has a positive charge
- 4.A hydrogen atom is made up of one proton and one electron. The proton and electron stay near each other because:
- A.
Positive and negative charges repel
- B.
Positive and positive charges repel
- C.
Positive and negative charges attract
- D.
Two negatives make a positive
- 5.The atomic number of an atom is:
- A.
The mass of the atom
- B.
The number of protons added to the number of neutrons
- C.
The number of protons
- D.
Negatively charged
- 6.The atoms of the same element can have different isotopes. An isotope of an atom:
- A.
Is an atom with a different number of protons
- B.
Is an atom with a different number of neutrons
- C.
Is an atom with a different number of neutrons
- D.
Has a different atomic number
- 7.The atomic mass of an element is:
- A.
The average mass of all the isotopes of the element
- B.
A measure of the density of that element
- C.
The mass of the most common isotope of that element
- D.
The number of protons and electrons in the atoms of the element
- 8.An element and an atom are different but related because:
- A.
A particular element is made up of many different types of atoms
- B.
A molecule is the same as an atom
- C.
An element is made up of all the same type of atom
- D.
An element is smaller than an atom
- 9.The periodic table shows that a carbon atom has six protons. This means that a carbon atom also has:
- A.
Six electrons
- B.
Six neutrons
- C.
More protons than electrons
- D.
An atomic mass that equals six
- 10.The atomic number of nitrogen is 7. The atomic mass is 14.01. This means that:
- A.
All nitrogen atoms have exactly 7 neutrons
- B.
A small percentage of nitrogen atoms have fewer than 7 neutrons
- C.
A small percentage of nitrogen atoms have more than 7 neutrons
- D.
Some nitrogen atoms have fewer than 7 electrons
- 11.Electrons are in regions around the nucleus called energy levels. The first energy level:
- A.
Is furthest from the nucleus
- B.
Is closest to the nucleus
- C.
Holds the most electrons
- D.
Needs more than two electrons to fill it up
- 12.Neon has 10 protons and 10 electrons. The electrons fill the energy levels in Neon like this:
- A.
2 in the first, 2 in the second, and 6 in the third
- B.
4 in the first, 4 in the second, and 2 in the third
- C.
2 in the first, 4 in the second, and 4 in the third
- D.
2 in the first, 4 in the second, and 4 in the third
- 13.The atoms in a column of the periodic table all have:
- A.
The same abbreviation
- B.
The same abbreviation
- C.
The same number of electrons
- D.
The same number of electrons
- 14.In the process of covalent bonding, atoms share electrons. This means that:
- A.
Electrons from each atom are attracted to the nucleus of both atoms
- B.
Protons and neutrons attract
- C.
Atoms lose electrons and become ions
- D.
Atoms gain electrons and become ions
- 15.In the process of ionic bonding:
- A.
Both atoms gain electrons
- B.
One atom gains one or more electrons and the other loses the same numbe
- C.
Atoms switch protons
- D.
Both atoms lose electrons
- 16.Different atoms of the same element can have a different number of ________
- 17.The atomic number of an atom is equal to the number of [Blank] in the atom's nucleus.
- 18.When an atom loses an electron, it forms a [Blank] ion.
- 19.When an atom gains an electron, it forms a [Blank] ion.
- 20.In a covalent bond, electrons are [Blank] between two atoms.
- 21.When an atom loses an electron, it forms a [Blank] ion.
Questions: 10 | Attempts: 11107 | Last updated: Apr 19, 2021
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