Question 1

Which of the following best describes the relationship between atoms, elements, and matter as illustrated in the provided images?

Accepted Answer

Matter is made of elements, and elements are made of atoms.

Question 2

Based on the atomic structure of carbon shown, how many protons, neutrons, and electrons does a typical carbon atom have?

Accepted Answer

6 protons, 6 neutrons, 6 electrons

Question 3

Which subatomic particle is responsible for the chemical properties of an element and is found in the outermost shell of an atom?

Accepted Answer

Electron

Question 4

Referencing the periodic table images, which element is most abundant in living organisms and forms the backbone of organic molecules?

Accepted Answer

Carbon

Question 5

Given the diagram of a carbon atom, what is the atomic number and how is it determined?

Accepted Answer

The atomic number is 6, determined by the number of protons.

Question 6

Which of the following statements is true regarding the difference between a diamond and glucose molecule as shown in the images?

Accepted Answer

Diamond is made of only carbon atoms, while glucose contains carbon, hydrogen, and oxygen.

Question 7

According to the subatomic particle table, which particle has no electric charge and is found in the nucleus?

Accepted Answer

Neutron

Question 8

If an atom has 8 protons, 8 neutrons, and 8 electrons, what is its atomic mass and atomic number?

Accepted Answer

Atomic mass = 16, Atomic number = 8

Question 9

Which of the following best explains why elements are considered pure substances?

Accepted Answer

They are made of only one type of atom.

Question 10

Based on the images and your knowledge, which of the following is NOT a property of matter?

Accepted Answer

Is always visible to the naked eye

Chemical Principles in Microbiology: Atoms, Elements, and Matter

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