Metals and Non Metals Flashcards
What are metals good at conducting
heat and eletrcity
Are metals flexible usually
Yes
Are metals shiny
Yes
What does it mean when a metal is sonorous
when you hit it, it makes a ring sound not a dull thud
What do metals help in enviromental dangers
Stronger for surviving an earthquake because they are strong
Do metals have a lowmelting point
no
metals are malleable which means..
able to be hammered or pressed into shape without breaking or cracking:
What does lustrous mean
when the metal is shiny
When a metal is ductile what does it mean
when a metal can be drawn into wires
what does flexible mean
metals can be bent into differetn shapes
are non metals a good heat conductor
no
are non metals a good electrical conductor
no
what does britlle mean
will crumble under pressure
is a non metal brittle
yes
when magnesium reacts with water what happes
melts into a ball and fizzes a lot on the surface
when pottasium reacts with water what happes
bursts into flames
when lithium reacts with water what happes
reacts very slowly producing a few bubbles
when sodium reacts with water what happes
floats on the surface produces bubbles of gas
what colour flame is barium
light green
what colour flame is calcium
brik red
what colour flame is copper
blue/green
what colour flame is lead
blue/white
what colour flame is potassium
lilac
what colour flame is sodium
bright orange
are non metals dull
yes
what is the most reactive metal
pottasium
what is the least reactive metal
gold
what is it called when liquid turns to solid
freezing
what is it called when liquid turns to gas
evaporation/boiling
what is it called when gas turns to liquid
condensation
what is it called when solid turns to liquid
melting
