Quiz 1: Chemistry Basics

10 Questions | By Amy001k | Last updated: Mar 19, 2022 | Total Attempts: 247

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1.

The three basic components of an atom are:
- A.
  
  Protons, neutrons, ions
- B.
  
  Ions, neutrons, electrons
- C.
  
  Protons, neutrons, electrons
- D.
  
  Ions, electrons, protons
2.

An element is determined by its number of:
- A.
  
  Neutrons
- B.
  
  Protons
- C.
  
  Electrons
- D.
  
  Ions
3.

The nucleus of an atom consists of:
- A.
  
  Electrons and protons
- B.
  
  Electrons and neutrons
- C.
  
  Protons and electrons
- D.
  
  Protons and neutrons
4.

A protons and an electron have what charges?
- A.
  
  Positive and negative
- B.
  
  Positive and neutral
- C.
  
  Negative and Positive
- D.
  
  Negative and neutral
5.

Which particles have approximately the same size and mass?
- A.
  
  Electrons and protons
- B.
  
  Protons and neutrons
- C.
  
  Neutrons and electrons
- D.
  
  None: they are all very different in size
6.

The atomic number of an atom is:
- A.
  
  Its number of protons
- B.
  
  Its number of electrons
- C.
  
  Its number of neutrons
- D.
  
  Its number of ions
7.

Changing the number of neutrons in an atoms nucleus changes its:
- A.
  
  Charge
- B.
  
  Element
- C.
  
  Ion
- D.
  
  Isotope
8.

When you change the number of electrons of an element, you produce a different:
- A.
  
  Element
- B.
  
  Atomic mass
- C.
  
  Ion
- D.
  
  Isotope
9.

According to atomic theory, electrons are usually found:
- A.
  
  Outside the nucleus and often far from it - most of an atom's volume is its electron cloud
- B.
  
  In the nucleus of the atom
- C.
  
  Either in the nucleus or around it - electrons are readily found anywhere in an atom
- D.
  
  Outside the nucleus, yet very near it because they are attracted to the protons
10.

Which two sub-atomic particles are attracted to each other and why?
- A.
  
  Neutrons and Protons, because of electrostatic attraction
- B.
  
  Protons and Electrons, because of electrostatic attraction
- C.
  
  Neutrons and Protons, because of electronegativity and the attraction of protons
- D.
  
  Protons and Electrons, because of electronegativity and the attraction of electrons