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8 Cards in this Set
- Front
- Back
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white substance formed when sodium reacts with oxygen |
Sodium Oxide |
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White substance formed when potassium reacts with oxygen |
Potassium Oxide |
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Lithium oxide dissolves in water. Complete: Lithium oxide is ___ in water |
Soluble |
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Litmus is an indicator . What does a change in colour from blue to red I dictate about a solution. |
Litmus changes colour in an acid or base. Blue to red tell us the solution is acidic. |
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What does the colour change from red to blue tell us about the solution if lithium oxide in water. |
A solution if lithium oxide is basic (alkaline) |
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The metal sample melts quickly . What does this tell us about the melting point of group 1 metals? |
Grouo 1 metals have low melting points |
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Conclusion of Group 1 metals with oxygen |
Group one metals burn in oxygen forming their oxides which dissolve in water to form basic (alkaline) solutions. |
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Why are group 1 called alkaline metals |
These group one metals form soluble basic oxides |
