Aluminium foil used for wrapping ____________.
Food
Clothes
Plastic
Wires
Name the most abundant metal in the earth's crust_________ .
Silver
Copper
Aluminium
Oxygen
A mixture of copper and zinc is called
Brass
Bronze
Solder
Steel
Copper sulphate (CuSO4) possesses.
Red color
Blue color
Green color
Yellow
A silvery liquid element 'X' is a good conductor of heat and electricity at room temperature. The element 'X' is-
Magnesium
Mercury
Lead
What is the chemical formula of copper sulphate?
CuSO4
CuCO3
CuCl2
CuO
The given table represents the use of non-metal.
The information in which row completes the given table?
i- Carbon; ii- freezing food; iii- sulphur
i- Sulphur; ii- kitchen foil; iii- zinc
i- Carbon; ii- kitchen foil; iii- zinc
i- Sulphur; ii- freezing food; iii- carbon
Which of the following are liquid metals?
I. Platinum
II. Sodium
III. Mercury
IV. Gallium
I and II only
II and III only
III and IV only
IV and I only
Give one example of metals which are malleable as well as ductile.
Arsenic
Hydrogen
Carbon
Which of these metals is found in the alloys of brass and bronze?
Zinc
Iron
Tin
