molecular structure

molecular structure

Assessment

Flashcard

Science

7th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a molecular structure?

Back

A molecular structure refers to the arrangement of atoms within a molecule, including the types of atoms and the bonds between them.

2.

FLASHCARD QUESTION

Front

What are elements?

Back

Elements are pure substances that cannot be broken down into simpler substances by chemical means. They consist of only one type of atom.

3.

FLASHCARD QUESTION

Front

What are compounds?

Back

Compounds are substances formed when two or more different elements chemically bond together in fixed proportions.

4.

FLASHCARD QUESTION

Front

What is conductivity?

Back

Conductivity is the ability of a material to conduct heat or electricity. Materials with high conductivity allow heat and electricity to pass through easily.

5.

FLASHCARD QUESTION

Front

What is a metal?

Back

Metals are elements that are typically shiny, malleable, ductile, and good conductors of heat and electricity.

6.

FLASHCARD QUESTION

Front

What is a nonmetal?

Back

Nonmetals are elements that lack the characteristics of metals. They are usually poor conductors of heat and electricity and can be gases, liquids, or brittle solids.

7.

FLASHCARD QUESTION

Front

What is a high melting point?

Back

A high melting point is the temperature at which a solid becomes a liquid. Substances with strong bonds, like many metals and ionic compounds, typically have high melting points.

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