Online Quiz 6/6/2020 (with answers)
Quiz by Chemistry batch
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30 questions
Show answers
- Q1Which one among the following is called philosophers' wool ?Zinc bromideZinc oxideZinc chlorideZinc nitrate10s
- Q2The volume strength of 1.5 N H ₂O ₂ solution is8.48.85.24.830s
- Q3Which element is always kept in kerosene as security purpose ?ManganeseTitaniumSodiumRed phosphorous20s
- Q4Which of the following glasses is used in ultraviolet protection sunglasses ?Crown glassSoda glassPyrex glassCrookes glass20s
- Q5Lens is made up ofCobalt glassFlint glassOrdinary glassPyrex glass10s
- Q6An element that does not occur in nature but can be produced artificially isRadiumThoriumPlutoniumUranium10s
- Q7Wax used for making candle is chemically a mixture ofAliphatic and aromatic hydrocarbonsAliphatic hydrocarbonsAromatic hydrocarbonsCyclic hydrocarbons20s
- Q8Tetra ethyl led (TEL) isA reductantAn anti oxidantA catalyst in burning fossil fuelsAn antiknock compound10s
- Q9The number of 90° and 180° F-P-F bonds in PF5 are respectively3 and 16 and 26 and 11 and 120s
- Q10The national chemical laboratory(India) is located inBengaluruPuneHyderabadMumbai10s
- Q11In silvery paints ,the main constituent present isWhite leadSilver powderLead powderAluminium powder20s
- Q12A 'breath test' used by traffic police to check drunken driving uses .........................?Potassium permanganate-sulphuric acidPotassium dichromatic -sulphuric acidSilica gel coated with silver nitrateTurmeric on filter paper20s
- Q13Which of the following non metal remains as liquid at room temperature ?MercuryBrominePhosphorousHelium20s
- Q14The element whose oxidation state in its every compound is sameHydrogenOxygenFluorineCarbon10s
- Q15Soft drink bottles are generally made up ofPolyesterPolyamidePolyurethanePolystyrene10s