Latest Chemistry Questions | Chemistry Questions and Answers for SSC CGL 2024 & other Competitive Exams. Part – 3.
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One Liners Chemistry Questions and Answers. This is very helpful for various
competitive exams like SSC CGL, CHSL, MTS, RRB, DMRC, UPSC & other
competitive exams.
Chemistry Questions
for SSC CGL 2024:
101. Dung gas mainly consists of-
Methane
102. In heavy water-
hydrogen
is deuterium instead.
103. Industrial production of polythene is
done by-
polymerization
ethylene
104. PVC in plastics industry What is the
term used for –
polyvinyl chloride
105. How many isotopes of hydrogen are –
three
106. Which metal is used in electromagnets –
Soft
iron
107. Stainless steel is used to make metals -
chromium and steel
108. One gram atom of iron means –
55.8
atomic mass unit
109. The reason for the difference in
isotopes of an element is due to the difference in their number-
neutron
110. The name of the medicine given to
prevent infectious diseases is-
sulfathiazole.
111. A substance that can be deformed forever
by heat and pressure is called –
Thermostat.
112. Contact process involves the reaction of
converting sulfur dioxide into sulfur trioxide -
exothermic
113. The largest component of atmospheric air
is –
nitrogen.
114. Whose acetylation can heroin be made
from-
Morphine
115. An example of a natural fungicide is –
Vyron
116. The oldest pesticide is –
nicotine.
117. The carbonic solvent resulting from
distillation of wood is-
acetone,
methanol
118. Chemically Insulin ..........-
Peptide
119. Processes that are used to make
artificial enzymes –
genetic
engineering, synthesis of crown ethan.
120. Aluminum percolate is used in -
Hybrid
propellant
121. Chemically water is –
an oxide
122. A commonly used alcohol to make a
detergent is-
lauryl alcohol.
123. Flint is in glass –
lead chromate
124. The term exclusion is related to the
theory propounded by which scientist –
Pauli
125. This process is often adopted in the
separation of hydrocarbons found in petroleum –
Efficient
distillation
126. Common bacterial ointment is the yellow
solid material used in the bandage-
iodoform
127. Raspberry form is white spiritite –
a
mixture of petroleum hydrocarbons.
128. ............ sodium is a binary compound -
Sodium
nitrate
129. In the treatment of some specific types
of antibiotic, which is called-
mitomadicin, cancer is used.
130. The reason for water being unusually
high is that of hydrogen sulfide or hydrogen chloride -
hydrogen
bonding.
131. The process of separating the components
of a mixture using the boiling point of variation of
the components of a mixture is called –
Prabhaji
distillation.
132. The term 'copper demon' was used to
denote which metallic element-
'Nickel'
133. 'Aqua regia' is a mixture of-
HCI
and NHO3
134. Chemicals used as simple disinfectants
and as component of contraceptive are-
paraformaldehyde.
135. Coke production from bitumeni coal is of
the following process –
Breaking
distillation
136. Insulin controls –
blood sugar levels
137. Interferon inhibits kiss-
virus
138. Industrial production of important
hormones somatostatin and somatotropin is done by-
By
Recombitant DNA technology
139. Enzymes used in organic synthesis are
mainly extracted from a –
microbial
source.
140. 'Which are the main components of the
chosen stone mineral-
calcium
carbonate
141. The pH of an acidic solution can be
................
3.
142. Who is more likely to get cancer –
oil-refinery, heavy
water, X-rays, dyes and paints
143. Photochemical smog is the product of
smog -
peroxyacetic
nitrate, ozone.
144. What is plentiful in 'Petron crop'
(Petrocrop) plants –
Hydrocarbons,
Proteins
145. The famous miracle drug for Kaiser,
'Texal' is extracted from which tree-
U
(yew)
146. The long form of the periodic table as a
function of which is based on element properties –
Atomic number
147. Iron has a valency in ferric oxide-
+3
148. The atomic number of an element is the
number of .......-
Proton in the
nucleus.
149. Displays the properties of an element -
Atomic
number
150. In which the atomic
weight of an element is expressed as-
AMU.