Alkali Metals
3 years ago
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10 QuestionsShow answers
  • Question 1
    30 seconds
    Q. Alkali metals are found in which group of the periodic table?
    answer choices
    Group 1
    Group 2
    Group 7
    group 8 
  • Question 2
    30 seconds
    Q. Which of the following is the most reactive in water?
    answer choices
    Lithium
    Sodium
    Potassium
  • Question 3
    30 seconds
    Q. What is formed when sodium reacts with water?
    answer choices
    sodium oxide and hydrogen
    sodium hydroxide and hydrogen
    sodium hydroxide and oxygen
    sodium hydroxide and carbon dioxide
  • Question 4
    30 seconds
    Q. What is the symbol equation for the reaction between sodium hydroxide and water?
    answer choices
    2Na + 2H2O → 2NaOH + H2
    Na + H2O → NaOH + H
    Na + H20 → NaCl + CO2
    2Na + 2H2O → 2NaH2 + O2
  • Question 5
    30 seconds
    Q. Which of the following statements is true?
    answer choices
    In a chemical reaction atoms are created
    In a chemical reaction atoms are destroyed
    In a chemical reaction the arrangement of the atoms is changed
    In a chemical reaction the arrangement of the atoms remains the same, but the physical state (solid,liquid,gas) changes
  • Question 6
    30 seconds
    Q. Which of the following is NOT an alkali metal
    answer choices
    Li
    Cl
    K
    Cs
  • Question 7
    30 seconds
    Q. What is another name for the elements in group 7?
    answer choices
    The Halogens
    The Noble gases
    The Oxides
    The Alkali Metals
  • Question 8
    30 seconds
    Q. Which is the lightest alkali metal?
    answer choices
    Aluminium
    Hydrogen
    Lithium
    Potassium
  • Question 9
    30 seconds
    Q. What is the atomic number of lithium
    answer choices
    1
    2
    3
    4
  • Question 10
    30 seconds
    Q. When an alkali metal reacts with water, the hydroxide produced dissolves to form and alkaline solution, True or False?
    answer choices
    True
    False
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