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Elements and Periodic Table Basics

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Questions and Answers

What is the term for a simple substance that cannot be broken down into smaller parts, determined by atomic number?

Element (correct)

Matter

Isotope

Metal

Which characteristic distinguishes metals from nonmetals?

Brittle nature

Dull appearance

Conductivity of electricity (correct)

Reactivity with acids

What does the atomic number of an element represent?

Number of protons (correct)

Valence electrons

Mass of the atom

Number of neutrons

Which term refers to an atom with a positive or negative charge due to an unequal number of protons and electrons?

Ion (C) Signup and view all the answers

What distinguishes a compound from a substance?

At least 2 atoms of different elements bonded together (D) Signup and view all the answers

What is the main characteristic of a metalloid?

Having properties of both metals and nonmetals (D) Signup and view all the answers

Elements and Periodic Table Basics

Choose a study mode

Podcast

Questions and Answers

What is the term for a simple substance that cannot be broken down into smaller parts, determined by atomic number?

Which characteristic distinguishes metals from nonmetals?

What does the atomic number of an element represent?

Which term refers to an atom with a positive or negative charge due to an unequal number of protons and electrons?

What distinguishes a compound from a substance?

What is the main characteristic of a metalloid?

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