(A) Aerate the sewage
(B) Remove water content
(C) Remove suspended solids
(D) Disinfect sewage
Category: Chemistry Mcqs
Chemistry Mcqs for NTS, PPSC, FPSC, SPSC, KPPSC, AJKPSC, PMS, NAT, PTS, Educators, Lecturer and all other exams. Chemistry Mcqs portion will cover mcqs related to Acids, bases, PH,
atomics structure, electrochemistry, thermochemistry, periodic table, chemicals, atomic theory, chemical bonding, Transition metals, periodic table facts, compounds, properties of organic compounds, covalent bond,
Ionic bond and all other topics related to chemistry will be covered here.
One of the constituents of tear gas is?
(A) Ether
(B) Ethanol
(C) Ethane
(D) Chloropicrin
Ozone consists of?
(A) Oxygen and Carbon
(B) Hydrogen and Carbon
(C) Oxygen and Nitrogen
(D) Oxygen only
Which one of the following metals does not react with water to produce hydrogen?
(A) Cadmium
(B) Potassium
(C) Lithium
(D) Sodium
Carbon monoxide is an inflammable gas. Which one of the following is also inflammable?
(A) Nitrogen
(B) Helium
(C) Hydrogen
(D) Oxygen
An atomic clock is based on transitions in?
(A) Caesium
(B) Sodium
(C) Magnesium
(D) Aluminium
Which of the following substance is highly plastic?
(A) Mica
(B) Granite
(C) Quartz
(D) Clay
Mortar is a mixture of water, sand and?
(A) Quicklime
(B) Slaked lime
(C) Limestone
(D) Gypsum