AS-Level Chemistry: Multiple Choice Questions

Question 1 of 15

1

Which of these atoms has the largest atomic radius?

Select one of the following:

Ar
Cl
Mg
Na

Explanation

Question 2 of 15

1

Which of these species is the best reducing agent?

Select one of the following:

Explanation

Question 3 of 15

1

Which of these pieces of apparatus has the lowest percentage uncertainty in the measurement shown?

Select one of the following:

Volume of 25 cm^3 measured with a burette with an uncertainty of +-0.1cm^3
Volume of 25cm^3 measured with a measuring cylinder with an uncertainty of +-0.5cm^3
Mass of 0.150g measured with a balance with an uncertainty of +-0.001g
Temperature change of 23.2 degrees C measured with a thermometer with an uncertainty of +-0.1 degrees C

Explanation

Question 4 of 15

1

A student is provided with a 5.00 cm^3 sample of 1.00 x 10^-2 mol dm^-3 hydrochloric acid. The student is asked to devise a method to prepare a hydrochloric acid solution with a concentration of 5.00 x 10^-4 mol dm^-3 by diluting the sample with water.
Which of these is the correct volume of water that should be added?

Select one of the following:

45.0 cm^3
95.0 cm^3
100 cm^3
995 cm^3

Explanation

Question 5 of 15

1

Which of these species has a trigonal planar structure?

Select one of the following:

Explanation

Question 6 of 15

1

Use your understanding of intermolecular forces to predict which of these compounds has the highest boiling point.

Select one of the following:

HF
HCl
HBr
HI

Explanation

Question 7 of 15

1

What type of bond is formed between N and B when a molecule of NH3 reacts with a molecule of BF3?

Select one of the following:

Ionic
Covalent
Co-ordinate
Van der Waals

Explanation

Question 8 of 15

1

Which of these atoms has the highest electronegativity?

Select one of the following:

Na
Mg
Cl
Ar

Explanation

Question 9 of 15

1

Which of these atoms has the smallest number of neutrons?

Select one of the following:

Explanation

Question 10 of 15

1

Which of these substances does NOT show hydrogen bonding?

Select one of the following:

Explanation

Question 11 of 15

1

What is the formula of Calcium Nitrate(V)?

Select one of the following:

Explanation

Question 12 of 15

1

Which of these elements has the highest second ionisation energy?

Select one of the following:

Na
Mg
Ne
Ar

Explanation

Question 13 of 15

1

Which of the following shows chlorine in its correct oxidation states in the compounds shown?

Select one of the following:

-1 +3 +1
+1 -5 -1
-1 +5 +1
+1 +5 -1

Explanation

Question 14 of 15

1

	Created by Eleanor H about 8 years ago

THIS IS A TIMED QUIZ! A whole bunch of multiple choice questions taken from exam papers for AS-Level Chemistry.

AS-Level Chemistry: Multiple Choice Questions

Question 1 of 15

Which of these atoms has the largest atomic radius?

Select one of the following:

Explanation

Question 2 of 15

Which of these species is the best reducing agent?

Select one of the following:

Explanation

Question 3 of 15

Which of these pieces of apparatus has the lowest percentage uncertainty in the measurement shown?

Select one of the following:

Explanation

Question 4 of 15

Select one of the following:

Explanation

Question 5 of 15

Which of these species has a trigonal planar structure?

Select one of the following:

Explanation

Question 6 of 15

Use your understanding of intermolecular forces to predict which of these compounds has the highest boiling point.

Select one of the following:

Explanation

Question 7 of 15

What type of bond is formed between N and B when a molecule of NH3 reacts with a molecule of BF3?

Select one of the following:

Explanation

Question 8 of 15

Which of these atoms has the highest electronegativity?

Select one of the following:

Explanation

Question 9 of 15

Which of these atoms has the smallest number of neutrons?

Select one of the following:

Explanation

Question 10 of 15

Which of these substances does NOT show hydrogen bonding?

Select one of the following:

Explanation

Question 11 of 15

What is the formula of Calcium Nitrate(V)?

Select one of the following:

Explanation

Question 12 of 15

Which of these elements has the highest second ionisation energy?

Select one of the following:

Explanation

Question 13 of 15

Which of the following shows chlorine in its correct oxidation states in the compounds shown?

Select one of the following:

Explanation

Question 14 of 15

Which substance is NOT produced in a redox reaction when solid sodium iodide reacts with concentrated sulfuric acid?

Select one of the following:

Explanation

Question 15 of 15

Which of the following contains the most chloride ions?

Select one of the following:

Explanation