chemistry

aka death

Question 1

SLPaper 1

1.

Which changes produce the greatest increase in the percentage conversion of methane?

CH4 (g) + H2O (g) ⇌ CO (g) + 3H2 (g)

[1]

Question 2

SLPaper 1

1.

Which substance is most likely to be ionic?

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Question 3

SLPaper 1

1.

Which of the following does not react with dilute HCl(aq)?

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Question 4

SLPaper 1

1.

A substance has the following properties:

What is the most probable structure of this substance?

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Question 5

SLPaper 1

1.

What are possible names of a molecule with molecular formula C4H10O?

I. 1-Methoxypropane

II. 2-Methylpropan-2-ol

III. Butanal

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Question 6

HLPaper 1

1.

The same amount of two gases, X and Y, are in two identical containers at the same temperature. What is the difference between the gases?

[1]

Question 7

SLPaper 1

1.

Which substances belong to the same homologous series?

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