Pick the odd one out.
Gold
Zn
Silver
Platinum
The ability of metals to produce a particular sound when it is tapped on a hard surface is known as
Malleability
Ductility
Sonority
Metalic lustre
I Ton seawater contains____________Kg salt.
1.2Kg
25kg
.4
30kg
__________react only with water vapour.
Mg
Fe
Cu
None of above
___________is used in Electric Iron.
Solder
Nichrome
Alnico
Magnalium
Find out the odd one.
Carrot
Pumpkin
Brinjal
Rose
Crystal type inorganic substances present in earth crust is
Metals
Non-metals
Minerals
Metalloids
________is the chemical formula of rust.
3Fe2O3
2Fe2O3.2H2O
2Fe2O3.3H2O
In stainless steel _________is used to prevent corrosion.
Cr
Ni
C
Na
Au(gold)
K
Ca