Metals, when pure, are shiny and reflect light.

Mercury's high density and liquid state at room temperature make it useful in barometers.

Archeologists uncover ancient gold artifacts that are untarnished, while iron artifacts are often corroded.

The hardness of diamonds enables them to be used on drill bits.

Metal are typically ductile or can be drawn into wire.

You shouldn't use silver utensils to handle sulfur-containing food such as eggs or mustard, since the silver will tarnish.

The high Melting point of tungsten makes it useful for light bulb filaments.

Metals are typically much better conductors of heat and electricity than nonmetals.

The magnesium ribbon of a photo flashbulb ignites in the oxygen around it when you snap a picture.

silicon is hard

Ice floats on water.

cadmium is poisonous.

Hydrogen catches fire when ignited in air.

Gallium liquifies at hand temperature.

Sulfur is bright yellow.

sunburnt skin

repining of fruits

color of a dye solution.

boiling point of salt solution

temperature

hardness of metals

the tendency to burn

the tendency of iron to dissolve in acids

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