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Quiz Lesson E-2 (Science)

Izzy927

Izzy927
77 played - 14 yrs ago

Science Lesson E-2

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12
QUESTIONS
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Question 1 / 12

A pure substance that cannot be broken down into any simpler pieces.

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Question 2 / 12

The smallest unit of an element that retains the properties of that element.

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Question 3 / 12

A particle in the nucleus of an atom that carries one unit of positive electric charge.

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Question 4 / 12

An atom's dense center where most of its masses are.

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Question 5 / 12

An atom's dense center where most of its masses are.

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Question 6 / 12

Any substance that is formed by a chemical combination of two or more elements and acts like a single substance (can only be broken down by a chemical reaction. )

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Question 7 / 12

A particle that contains more than on e atom joined together.

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Question 8 / 12

How is a compound different from an element?

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Question 9 / 12

Name 2 useful compounds

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Question 10 / 12

What is a chemical formula?

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Question 11 / 12

How are elements classified?

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Question 12 / 12

What is the periodic table?

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