Chemistry Q&A For All Competitive Exam
✱✱Q.1
Adsorption of Hydrogen, by a metal is known as
Occlusion.
✱✱Q.2
Seaweeds are important source of
Iodine.
✱✱Q.3
Nitriding is a process of heating steel in presence of
Ammonia
✱✱Q.4
The metal found in native state is/are
Au/Pt
✱✱Q.5
The best conductor of electricity is
Silver (Ag).
✱✱Q.6
Atomicity of sulphur is
8.
✱✱Q.7
Cinnabar is the ore of
Mercury (Hg).
✱✱Q.8
The acid present in lemon is
Citric acid
✱✱Q.9
German silver is an alloy of
Copper, Zinc & Nickel. .
✱✱Q.10
Cutting and peeling of onions bring tears to eyes because it contains
Sulphur compound.
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