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Exploring Alkali Metals

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Across
4.Alkali metals do not occur ________ in nature
5.Humphry Davy discovered Potassium and what other alkali metal?
6.Lithium produces a ___ flame when ignited
7.Potassium was discovered by _______ ______
9.Alkali metals have an _____ configuration ending in ns¹
11.Pure alkali metals are stored in what?
13.What element did Johan Arferdson discover
14.The alkali metals are the most (reactive/unreactive) metals
15.What is Lithiums boiling point in degrees Fahrenheit?
16.________ is the only alkali metal manufactured on a large scale (use symbol)
17.What is potassiums symbol?
18.What is Francium's elemental number?
19.When was Cesium discovered?
Down
1.What is NaOH?
2.What is the element Rb
3.Alkali metals are ____ enough to be cut with a knife.
8.___ is used in fertilizer
10.What color flame does Cesium produce?
12.How many valence electrons does an alkali metal have?
15.Alkali metals are group __?

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