Diagnostic Test (Physical Science)

Which of the following is not included in physical science?

• Physics

• Chemistry

• Astronomy

• Zoology

• 
  What science deals most with energy and forces?

• Biology

• Physics

• Botany

• Agriculture

Which of the following units is an SI base unit?

• Centimeter

• Kilogram

• Cubic meter

• Liter

•  

  What is the chemical formula for iron (III) oxide?

• Fe²⁺

• NaCl

• I_²

• Fe₂O₃

Which of the following is a mixture?

• Air

• Salt

• Water

• Sulfur

What is the atomic number of oxygen?

• Eight

• Nine

• Ten

• Eleven

How many electrons and neutrons does a neutral atom of Carbon-13 have?

• 5 electrons and 7 neutrons

• 6 electrons and 7 neutrons

• 6 electrons and 8 neutrons

• 7 electrons and 7 neutrons

What is meant by the mass number of an atom?

• The number of electrons and neutrons

• The number of protons

• The number of protons and neutrons

• The number of protons and electrons

What would be the atomic number of an atom with 3 protons, 4 neutrons, and 3 electrons?

• 1

• 2

• 3

• 4

A mutual electrical attraction between the nuclei and valence electrons of different atoms that binds the atoms together is called a(n)

• dipole

• Lewis structure

• chemical bond

• London force