GCSE Chemistry True/False Quiz

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Test your GCSE chemistry knowledge.

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Kruthang Velu

Tanzania

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GCSE Chemistry True/False Quiz


GCSE Chemistry True/False QuizVersión en línea Test your GCSE chemistry knowledge. por Kruthang Velu 1 Limewater turns milky on hydrogen gas. Yes No 2 In a dot-cross diagram for NH3, nitrogen has four lone pairs. Yes No 3 The Rf value in paper chromatography is distance by spot divided by distance traveled by the solvent. Yes No 4 Copper metal is produced at the cathode during electrolysis of aqueous copper(II) sulfate with inert electrodes. Yes No 5 During titration with phenolphthalein, the solution turns pink in alkali. Yes No 6 Group 1 reactivity increases down the group. Yes No 7 A potassium compound produces a lilac flame. Yes No 8 Mendeleev arranged elements by atomic number. Yes No 9 The color observed in flame test for potassium is yellow. Yes No 10 In simple distillation, the condenser's main job is to heat the mixture. Yes No 11 Graphite conducts electricity due to an ionic lattice. Yes No 12 Copper metal is produced at the anode during electrolysis of copper(II) sulfate. Yes No 13 The condenser in distillation is used to heat the mixture. Yes No 14 Rf value is the distance moved by the solvent divided by the distance moved by the spot. Yes No 15 The condenser in simple distillation cools the vapor back to liquid. Yes No 16 Limewater turning milky indicates carbon dioxide. Yes No 17 Rf value is the distance moved by the spot divided by the distance moved by the solvent. Yes No 18 Limewater turning milky tests for oxygen. Yes No 19 Copper metal is produced at the cathode during electrolysis of copper(II) sulfate with inert electrodes. Yes No 20 In a flame test, potassium ions emit a lilac flame. Yes No 21 In a flame test, potassium ions emit a yellow flame. Yes No 22 25 cm3 of 0.1 M NaOH neutralizes 25 cm3 of 0.1 M HCl. Yes No 23 A potassium compound shows a lilac flame. Yes No 24 Limewater turns milky for carbon dioxide. Yes No 25 The Rf value is distance by spot divided by distance by solvent. Yes No 26 The condenser cools the vapor back to liquid in simple distillation. Yes No 27 Rf value = distance traveled by solvent divided by distance traveled by spot. Yes No 28 Limewater turns milky when exposed to chlorine gas. Yes No 29 Potassium ions produce a brick-red flame. Yes No 30 At the cathode in electrolysis of aqueous copper(II) sulfate with inert electrodes, hydrogen gas is produced. Yes No 31 The cathode in electrolysis of aqueous copper(II) sulfate with inert electrodes produces copper metal. Yes No 32 In simple distillation, the condenser is used to heat the mixture. Yes No

GCSE Chemistry True/False Quiz

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GCSE Chemistry True/False QuizVersión en línea

por Kruthang Velu

Limewater turns milky on hydrogen gas.

In a dot-cross diagram for NH3, nitrogen has four lone pairs.

The Rf value in paper chromatography is distance by spot divided by distance traveled by the solvent.

Copper metal is produced at the cathode during electrolysis of aqueous copper(II) sulfate with inert electrodes.

During titration with phenolphthalein, the solution turns pink in alkali.

Group 1 reactivity increases down the group.

A potassium compound produces a lilac flame.

Mendeleev arranged elements by atomic number.

The color observed in flame test for potassium is yellow.

In simple distillation, the condenser's main job is to heat the mixture.

Graphite conducts electricity due to an ionic lattice.

Copper metal is produced at the anode during electrolysis of copper(II) sulfate.

The condenser in distillation is used to heat the mixture.

Rf value is the distance moved by the solvent divided by the distance moved by the spot.

The condenser in simple distillation cools the vapor back to liquid.

Limewater turning milky indicates carbon dioxide.

Rf value is the distance moved by the spot divided by the distance moved by the solvent.

Limewater turning milky tests for oxygen.

Copper metal is produced at the cathode during electrolysis of copper(II) sulfate with inert electrodes.

In a flame test, potassium ions emit a lilac flame.

In a flame test, potassium ions emit a yellow flame.

25 cm3 of 0.1 M NaOH neutralizes 25 cm3 of 0.1 M HCl.

A potassium compound shows a lilac flame.

Limewater turns milky for carbon dioxide.

The Rf value is distance by spot divided by distance by solvent.

The condenser cools the vapor back to liquid in simple distillation.

Rf value = distance traveled by solvent divided by distance traveled by spot.

Limewater turns milky when exposed to chlorine gas.

Potassium ions produce a brick-red flame.

At the cathode in electrolysis of aqueous copper(II) sulfate with inert electrodes, hydrogen gas is produced.

The cathode in electrolysis of aqueous copper(II) sulfate with inert electrodes produces copper metal.

In simple distillation, the condenser is used to heat the mixture.