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FY2 ions assessment

Last updated about 1 month ago

15 questions

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Question 1

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Question 2

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Question 3

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Question 9

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Question 10

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Question 11

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Question 14

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Question 15

15.

What is an ion?

A molecule with no charge.

A solid substance that conducts electricity.

A neutral atom without charge

An atom with a charge.

Which statement is true about cations?

They are always larger than anions.

They have a negative charge.

They have a positive charge.

They carry no charge at all.

What describes an anion?

An atom with fewer electrons.

A neutral atom missing protons.

An atom that has a negative charge

An atom with only protons present.

What is the formula for sodium chloride?

NaCl

What is the formula for magnesium oxide?

MgO

What is the formula for aluminum sulfide?

AlS

What is the formula for potassium bromide?

KBrom

KBr

A compound is made up of two or more different elements chemically bonded together.

True

False

Elements can be broken down into simpler substances by chemical reactions.

True

False

Ions can be either positively or negatively charged.

True

False