Chemistry One Liners | One Liner Chemistry Questions | Chemistry Questions for All Exams | Part - 3.

Latest Chemistry Questions | Chemistry Questions and Answers for SSC CGL 2024 & other Competitive Exams. Part – 3.

Hello Friends, We are sharing with you 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

 

Physics One Liners.

 

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

 

Polity One Liners.

 

 

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

 

 

History One Liners.

 

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

 

Economics One Liners.

 

 

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)

 

Biology One Liners.

 

 

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.

 

List of Battles in Indian History.