Atoms And Elements Test Quiz!

21 Questions | By Bdavis | Updated: Mar 22, 2022 | Attempts: 224

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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.