2 Inorganic chemistry

Practice questions on Inorganic chemistry

• Mendeleev arranged the elements in an early version of the periodic table. Describe how Me… (5 marks, Describe and Explain)
• Sodium has an atomic number of 11 and a mass number of 23. State the number of protons, ne… (5 marks, State and Explain)
• Lithium, sodium and potassium are all in Group 1 of the periodic table. Explain why these … (5 marks, Explain)
• Elements in the periodic table are arranged in periods and groups. Explain what is meant b… (5 marks, Explain)
• Group 1 metals react with water. Describe what you would observe when a small piece of pot… (5 marks, Describe and Explain)
• Fluorine, chlorine, bromine and iodine are all elements in Group 7 of the periodic table. … (5 marks, Explain)
• Chlorine has two naturally occurring isotopes, chlorine-35 and chlorine-37. Explain what i… (5 marks, Explain)
• Oxygen has two naturally occurring isotopes, oxygen-16 and oxygen-18. Explain what is mean… (5 marks, Explain)
• Neon has two naturally occurring isotopes, neon-20 and neon-22. Explain what is meant by t… (5 marks, Explain)
• Iron has two common isotopes: iron-56 and iron-54. State what is meant by the term isotope… (5 marks, State)
• Boron has two naturally occurring isotopes, boron-10 and boron-11. The relative atomic mas… (5 marks, Explain)
• Magnesium and calcium are both elements in Group 2 of the periodic table. Explain why magn… (5 marks, Explain)
• Lithium, sodium and potassium are all elements in Group 1 of the periodic table. Explain w… (5 marks, Explain)
• Chlorine, bromine and iodine are all elements in Group 7 of the periodic table. Explain wh… (5 marks, Explain)
• Chlorine has two main isotopes: chlorine-35 and chlorine-37. Explain what is meant by the … (5 marks, Explain)