check put the last part of the Top 100 RRB NTPC Chemistry Questions here. Similar to previous parts, The RRB NTPC Chemistry Questions 05 will have 20 questions. Read, Solve and share your score in the comments below. All the best -:
RRB NTPC Chemistry Questions 05
Q81. Melting of ice can be prevented with the use of –
Ans -: Gelatin
Q82. A Bee Sting contains which Acid?
Ans -: Methanoic Acid
Q83. An Orange contains _________ Acid.
Ans -: Citric Acid
Q84. Etching of glass is done with the help of ________.
Ans -: Hydrofluoric acid (HF)
Q85. Which acid is used in soft drinks?
Ans -: Carbonic acid (H2CO3)
Q86. Silver Iodide is used as a ‘seed’ agent for making of –
Ans -: Artificial Rain
Q87. ______ is used as a catalyst for the synthesis of Sulphuric Acid by Contact Process.
Ans -: Platinum (Pt)
Q88. Vanaspati Ghee is synthesized with the help of which catalyst?
Ans -: Nickle (Ni)
Q89. Swelling of bread takes place because of –
Ans -: Carbon dioxide
Q90. Cigarette lighters contain ______ Gas.
Ans -: Butane
Q91. Which gas is used in fire extinguisher?
Ans -: Carbon dioxide
Q92. ______ is termed as ‘Metal of Future’.
Ans -: Titanium
Q93. Safety matches are prepared using –
Ans -: Red Phosphorous
Q94. A Photoelectric cell contains ________ metal.
Ans -: Selenium
Q95. Zinc Phosphide is used as?
Ans -: Rat Poison
Q96. Which is the hardest substance found in human body?
Ans -: Tooth Enamel
Q97. Ozone is an _______ of Oxygen.
Ans -: Allotrope
Q98. Which Metal is naturally Anti-Bacterial?
Ans -: Copper
Q99. Which was the first element to be produced after Big Bang?
Ans -: Hydrogen
Q100. If you pour a handful of salt into a glass of water, the water level will _________.
Ans -: Go Down
That is all from us in this Top 100 RRB NTPC Chemistry Questions 05 Blog. Keep checking this space for all the latest Railway Exam updates.
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