Welcome to the Quiz!

This quiz contains 10 questions from a mix of 1 subtopics.

Which trend is observed in the reducing ability of halide ions?

the reducing ability increases as ionic radius increases

the reducing ability is not affected by ionic radius

the reducing ability decreases as ionic radius increases

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1

When aqueous acidified nitrate solution is added to aqueous chloride ions, a precipitate of silver chloride forms.

silver
white

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2

Which of the following are products of the reaction between solid sodium chloride and concentrated sulfuric acid?

(Select all that apply).

HCl

Cl2

NaHSO4

SO2

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2

Which halide ion is the strongest reducing agent?

F-

Cl-

Br-

I-

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1

Which of the following are products of the reaction between solid sodium bromide and concentrated sulfuric acid?

(Select all that apply).

Br2

HBr

SO2

H2S

S

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3

Which halide ion forms a yellow precipitate when reacted with silver ions in aqueous solution?

fluoride

chloride

iodide

bromide

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1

Which statements are correct about the solubility of silver bromide in ammonia solution?

(Select all that apply).

it dissolves in dilute ammonia

it is insoluble in concentrated ammonia

it is insoluble in dilute ammonia

it dissolves in concentrated ammonia

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2

Which property of group 7 elements increase as we go down group 7?

the reducing ability of the halogens

the reducing ability of the halides

the oxidising ability of the halides

the oxidising ability of the halogens

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1

Iodide ions are stronger agents than chloride ions; this means they have a greater tendency to electrons.

reducing
lose

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2

What is the purpose of adding dilute nitric acid to a halide solution before performing the silver ion test?

to prevent precipitation

to enhance the reactivity

to allow precipitation

to remove impurities

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1