CH 6.4 Groups in the periodic table

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What are properties of Alkali metals?

Shiny, silvery, soft, highly reactive

What are the applications of alkali metals? (Use the elements on the P.T and make eg)

Salt (NaCl), Baking soda (Na HCO3), Oranges & bannas (K),

What are the applications of te alkaline earth metals? (Use the elements on the P.T and make eg)

Calcium helps build strong teeth & bones

Strontium builds a strong shell in coral reefs

Alkaline earth metals are used in fireworks bc they burn brightly.

What are properties of Alkaline earth metals?

Shiny, silvery, but not as soft as alkali metals. 2nd most reactive metals

What are properties of halogens? (G17)

All reactive, most reactive non-metals.

What are the applications of halogens?(Use the elements on the P.T and make eg)

Cl is a chemical weapon in wars, Iodine is used o disinfect scrapes & cuts. Bromine is used in light bulbs to increase/create the light.

What are the properties of noble gasses?

They are colourless, odourless, tasteless gasses.

What are the applications of noble gasses?(Use the elements on the P.T and make eg)

H is used for balloons, Ne is used for neon signs, ar glows blue, krypton glows pink, and xenon glows purple.