Chemistry MCQs for Competitive exams and tests

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Chemistry MCQs for Competitive exams and tests

In this tutorial, we will try to answer the Chemistry MCQs for Competitive exams and tests.

  1. The mass spectrometer has an advantage of ……
ABCD
determine the mass of an atomdetermine the charge of a particledetermine particlesprovide data for data loggers
  1. Which of following is important in vision?
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Vitamin BVitamin CVitamin DVitamin A
  1. Oxidation involves
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loss of oxygenloss of hydrogengain in hydrogengain in electrons
  1. Which of following is true about DNA?
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It has single strandIt has ribose sugarIt is present in cell nucleusIt is synthesized by RNA
  1. Conversion of carbonate into oxides and carbon dioxide is called as
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combustionNeutralizationRespirationThermal decomposition
  1. The physical state of fat at room temperature is
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LiquidSolidGasNeutral
  1. Vacuum distillation is used
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under low pressuresunder high pressureson gentle heatingupon quick heating
  1. Which of following protects our heart and kidneys from injury?
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SkinFatMusclesLubricants
  1. In electrolysis of concentrated HCl, at a cathode
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oxygen gas is given offhydrogen gas is given offhydrogen chloride is given offchlorine gas is given off at the anode
  1. Which of following is used as a catalyst in hydrogenation reaction?
ABCD
OxygenHydrogenCalciumNone of these

 
List of All MCQs of Chemistry : Click Here 
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