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Chemistry > 2(a) Group 1(alkali metals) > Flashcards

2(a) Group 1(alkali metals) Flashcards

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1
Q

Reactions

A
  • With water
  • With air/oxygen
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2
Q

Reactions with water

A

Metal + Water -> Metal Hydroxide + Hydrogen

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3
Q

Reactions with Air

A

Metal + Oxygen -> Metal Oxide

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4
Q

Trend in Group 1

A

As you go down the group:
Reactivity increases - more shells so more shielding so electrostatic attraction decreases between nucleus and outer shell electrons so outer shell electrons are lost more easily

Melting/boiling points decrease
Density increases

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5
Q

Properties of Group 1

A
  • Solid at room temp.
  • Shiny went cut
  • Soft
  • Good conductors of electricity
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Chemistry (28 decks)

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