If electrons are shared what type of bond is formed?
Back
Card 27
Front
Complete: The electrons in an atom are arranged around the (a) _______ in shells ((b)_____levels). All elements in the same group of the (c)______ table have the same number of (d)______ in their outer (e)_______.
Back
Card 28
Front
Describe what is seen when small pieces of Li, Na and K are placed into water.
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Card 29
Front
Explain why the elements in Group 1 react in the same way.
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Card 30
Front
Complete the word equation: sodium+water--> ______ ______+_____
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Card 31
Front
Magnesium has the electronic structure 2,8,2. Why is it in Group 2 of the periodic table?
Back
Card 32
Front
Calcium has the atomic number 20. Write the electronic arrangement for calcium.
