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Bonding

Bonding

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Question 3

An analytical chemist is classifying four substances used in a laboratory process:

Substance P: Potassium oxide ( $K2O\text{K}_2\text{O}$ )
Substance Q: Carbon disulfide ( $CS2\text{CS}_2$ )
Substance R: Iron ( $Fe\text{Fe}$ )
Substance S: Magnesium fluoride ( $MgF2\text{MgF}_2$ )

Which of these substances is held together by simple covalent bonding?

A

Substance P (

\text{K}_2\text{O}

)

B

Substance Q (

\text{CS}_2

)

C

Substance R (

\text{Fe}

)

D

Substance S (

\text{MgF}_2

)

Markscheme

Bonding Questions

GCSE
Chemistry
Bonding

74 exam-style questions on OCR GCSE Chemistry Bonding. Each one has a worked solution and a mark scheme showing where the marks go.

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