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Worksheetsscience chapter 4 materials: metals and non-METALS CLASS 8
Total questions: 10
Worksheet time: 5mins
What is just so typical of NON-metals?
They don't know what colours go well together.
Malleable.
Form acidic oxides.
Good conductors of electricity.
High melting points.
A metal high in the reactivity series.....
Forms unstable compounds.
Can be obtained by the reduction of the ore with the carbon.
Readily gains electrons.
Burns to form basic oxides.
Reacts readily with cold water to form Hydrogen.
Which of the following is true of all metals?
They react with acids to form Hydrogen
They are denser than water
They conduct electricity
They're silver in colour.
what temperature does mercury melt at ?
1200 Celsius
120 degrees Fahrenheit
12 degrees Celsius
room temperature
Metals can be beaten into thin sheets.Which property does it show?
ductility
lustre
malleabilty
conductivity
