Find out the formula of Sulphuric acid?
H2SO4
H3SO4
H2SO42-
H3SO43-
What is the unit of measurement of an atom?
Gram unit
Milligram unit
Atomic mass unit
Molecular mass unit
Name the metal which is liquid at room temperature?
Bromine
Barium
Iodine
Flourine
What is the symbolic representation of cadmium
CD
Ca
Cd
CA
Negatively Charged ion?
Anion
Cation
Proton
Neutron
What is the smallest part of an element?
Electron
Atom
Molecule
Particle
What is the valency of Helium
2
4
3
0
How many elements are there in nature?
108
117
118
93
What is the name of group 18 elements?
Representative elements
Main group elements
Noble gases
Metalloids
Give an example of metalloids?
Zinc
Nitrogen
Germanium
Calcium
