CHEMISTRY REVISION QUESTIONS

Froggy Jumps

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Oreoluwa Akande

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CHEMISTRY REVISION QUESTIONS


Froggy Jumps CHEMISTRY REVISION QUESTIONSVersion en ligne See this as a fun activity par Oreoluwa Akande 1 In which of the following compound does the iron have a charge of +3? You can use your data booklet a FeO b FeP c Fe(NO3)2 2 Oganesson is a newly discovered element with a predicted electron arrangement of 2,8,18,32,32,18,8 In which group of the periodic table should oganesson be placed? a 0 b 1 c 7 3 Which line in the table shows the correct number of protons and electrons for the atom, 56 26Fe? a A b B c C 4 Which of the following molecules contains three atoms? a Phosphorus trichloride b Carbon dioxide c Sodium fluoride 5 Which bonding and structure is never found in elements? a Covalent molecular b Ionic lattice c Covalent network 6 A student made some statements about the effect of adding water to a solution of hydrochloric acid. Identify the correct statement. a The rate of reaction with magnesium will increase. b The concentration of H+ ions will increase. c The pH will increase. 7 Which of the following is not involved in metallic bonding? a Positive ions b Negative ions c Delocalised electrons 8 An experiment was carried out to investigate the rate of a reaction. In the first 5 minutes the pressure decreased by 0.6 bar. The unit for the average rate of this reaction is a bar/min-1 b bar min-1 c min/bar 9 An atom of tin has 74 neutrons. Which of the following is the mass number of this atom? You may wish to use the data booklet to help you. a 50 b 74 c 124 10 Which of the following compounds, when added to water, will change its pH? You may wish to use the data booklet to help you. (SOLUBILITY TABLE) a Aluminium oxide b Calcium oxide c Copper(II) oxide 11 Which of the following elements has the lowest gram formula mass? a Nitrogen b Oxygen c Neon 12 25 cm3 of water was added to an aqueous solution of sodium hydroxide. Compared to the initial sodium hydroxide solution, the final sodium hydroxide solution has a a lower number of moles of sodium hydroxide and a higher pH b the same number of moles of sodium hydroxide and a higher pH c the same number of moles of sodium hydroxide and a lower pH 13 During the first 20 seconds of a reaction, 5.0cm3 of gas was given off. The average rate of reaction in cm3s-1, during the first 20 seconds is a 20 b 4 c 0.25

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CHEMISTRY REVISION QUESTIONS

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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CHEMISTRY REVISION QUESTIONSVersion en ligne

par Oreoluwa Akande

In which of the following compound does the iron have a charge of +3? You can use your data booklet

Oganesson is a newly discovered element with a predicted electron arrangement of 2,8,18,32,32,18,8 In which group of the periodic table should oganesson be placed?

Which line in the table shows the correct number of protons and electrons for the atom, 56 26Fe?

Which of the following molecules contains three atoms?

Which bonding and structure is never found in elements?

A student made some statements about the effect of adding water to a solution of hydrochloric acid. Identify the correct statement.

Which of the following is not involved in metallic bonding?

An experiment was carried out to investigate the rate of a reaction. In the first 5 minutes the pressure decreased by 0.6 bar. The unit for the average rate of this reaction is

An atom of tin has 74 neutrons. Which of the following is the mass number of this atom? You may wish to use the data booklet to help you.

Which of the following compounds, when added to water, will change its pH? You may wish to use the data booklet to help you. (SOLUBILITY TABLE)

Which of the following elements has the lowest gram formula mass?

25 cm3 of water was added to an aqueous solution of sodium hydroxide. Compared to the initial sodium hydroxide solution, the final sodium hydroxide solution has

During the first 20 seconds of a reaction, 5.0cm3 of gas was given off. The average rate of reaction in cm3s-1, during the first 20 seconds is