The Ultimate Elements Quiz chapter 2.1

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What are the four elements that make up over 90% of the human body?

Sulfur, Calcium, Iron, and Magnesium

Phosphorus, Potassium, Iodine, and Nitrogen

Carbon, Nitrogen, Oxygen, and Hydrogen (correct)

Sodium, Chlorine, Oxygen, and Hydrogen

What are the three subatomic particles that make up an atom?

Protons, Neutrons, and Photons

Electrons, Protons, and Photons

Protons, Neutrons, and Electrons (correct)

Electrons, Neutrinos, and Positrons

What is the maximum number of electrons the third shell can hold?

18 (correct)

32

2

8

What are the basic building blocks of matter that cannot be broken down by chemical means?

Elements Signup and view all the answers

What is the maximum number of electrons that the third shell of an atom can hold?

10 Signup and view all the answers

What is the charge of a neutron?

Neutral Signup and view all the answers

What is the definition of an element?

A basic building block of matter that cannot be broken down by chemical means. Signup and view all the answers

What is the most abundant element in the human body?

Hydrogen Signup and view all the answers

What subatomic particles make up the nucleus of an atom?

Neutrons and protons Signup and view all the answers

What is a molecule?

Atoms of the same element bonded together Signup and view all the answers

What is a compound?

Atoms of different elements bonded together Signup and view all the answers

What is an ionic bond?

The attraction between a positive and negative ion Signup and view all the answers

What is a covalent bond?

Atoms share electrons to fill their valence shells Signup and view all the answers

What is an ion?

Charged particles resulting from an ionic reaction Signup and view all the answers

What is the difference between an ionic bond and a covalent bond?

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons Signup and view all the answers

What is a double covalent bond?

When atoms share two pairs of electrons Signup and view all the answers

What is a triple covalent bond?

When atoms share three pairs of electrons Signup and view all the answers

What is the difference between a double covalent bond and a triple covalent bond?

Double covalent bonds share two pairs of electrons, while triple covalent bonds share three pairs of electrons Signup and view all the answers

What is the symbol for a molecule of water?

H2O Signup and view all the answers

What are molecules made of?

Atoms of different elements Signup and view all the answers

Which of the following is an example of a compound?

H2O Signup and view all the answers

What are the two types of bonds that join atoms?

Ionic bonds and covalent bonds Signup and view all the answers

What happens to atoms during an ionic reaction?

Both A and B Signup and view all the answers

What is the result of an ionic bond?

Attraction between a positive and negative ion Signup and view all the answers

What are covalent bonds?

Atoms share electrons to fill their valence shells Signup and view all the answers

The Ultimate Elements Quiz chapter 2.1

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