general-knowledge-general-science Related Question Answers
103. Optic fibres are mainly used for which of the following?
105. What are the soaps?
106. How does common salt help in separating soap from the solution after saponification?
108. Deep blue colour is imparted to glass by the presence of
109. Glass is made of the mixture of
110. The vast resources of unutilised natural gas can be used in the production of
111. Paper is manufactured by
112. Gypsum is added to cement clinker to
113. Soap is a mixture of sodium or potassium salts of
114. The type of glass used in making lenses and prisms is
115. Which one of the following is the petroleum wax?
116. Brass gets discoloured in air because of the presence of which of the following gases in air?
117. Which of the following is a non metal that remains liquid at room temperature?
118. Chlorophyll is a naturally occurring chelate compound in which central metal is
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