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WorksheetsChemistry Practice
Total questions: 19
Worksheet time: 40mins
Look at the diagram. It shows part of the periodic table. Write down the chemical symbol that has an electronic structure with a full outer orbit.
Na
Mg
Cl
Ne
Look at the diagram. It shows part of the periodic table. Write down the chemical symbol for the most reactive group 7 element shown in the periodic table
Na
F
Cl
Ne
Look at the diagram. It shows part of the periodic table. Write down the chemical symbol for the element which is in group 2 and period 3.
K
Ca
Mg
Al
Which scientist suggested the idea that atom have nucleus?
Dalton
Darwin
Galilleo
Rutherford
Priya investigates the reaction between zinc and hydrochloric acid as the diagram shown. Write down the variable Priya changes in her investigation.
Priya investigates the reaction between zinc and hydrochloric acid as the diagram shown. Write a conclusion for her investigation. Explain your answer.
Complete the diagram to show what happens when a light ray hits a plane mirror.
Complete the diagram to show what happens when a light ray passes through a glass block.
When white light passes through a prism, it splits into the colours of rainbow. What is the name of this process?
Reflection
Refraction
Dispersion
Reaction
Rajiv draws the magnetic field pattern for a weak magnet bar. Write down the name of the part labelled N. (without capital letter)
(a)
Rajiv draws the magnetic field pattern for a weak magnet bar. Write down the name of the part labelled S. (without capital letter)
(a)
Look at the magnetic field pattern for Rajiv strong bar magnet. Describe one way the magnetic field pattern for the strong bar magnet is different from the pattern of weak bar magnet.
Pierre reacts metal compounds and acids to make three different salts. Complete the table to show the salts the reactions make.
When calcium carbonate reacts with nitric acid, a gas is made. What is the name of this gas?
carbon dioxide
hydrogen
oxygen
monoxide
The diagram shows an atom hydrogen. The nucleus contains only one particle. Complete the label on the diagram. (without capital letter)
(a)
The diagram shows an atom hydrogen. The nucleus contains only one particle. Complete the label on the diagram. (without capital letter)
(a)
Potassium is an element in group 1 of the periodic table. Look at the word equation.
Potassium + Water -> Potassium Hydroxide + Hydrogen
Name the products of this reaction
Potassium
Water
Potassium Hydroxide
Hydrogen
Look at the order of the elements in group 1. What is the chemical symbol for Potassium?
K
N
P
Po
Look at the order of the elements in group 1. Predict which elements react fastest with water.
K
Cs
Fr
Rb
