Quiz 201 : General Science for All Examinations
1.Which among the following is most electronegative element?
Why Fluorine is Most Electronegative Element?
2.Which among the following is the property of Tungsten which makes it eligible to use in the bulbs?
(A)highest melting point
3.Froth & Foams are examples of which of the following ?
(A)solid suspended in gas
(B)liquid suspended in gas
(C)gas suspended in liquid
4.Which among the following was the first artificially produced element?
5.Duralumin which is used in making aero planes is an alloy consisting of _____?
(A)Aluminum & Copper
(B)Aluminum, Copper & Manganese
(C)Aluminum, Copper,, Manganese & Magnesium
6.Which of the following compound was recently in news as it is being used in some Gutkha (chewing mix of Betel nut, tobacco, lime etc) and was found to be a carcinogenic?
7.As per Avogadro's hypothesis , equal volumes of different gases at the same temperature and pressure contain equal number of ______?
8.The process of purifying water by spraying water on to a bed of stones where microorganism live so that the microorganisms feed on the pathogens in water and make the water free from harmful pathogens is called?
(A)Stone bed method
9.An Jewellery was left exposed to the atmosphere for some time and it becomes coated with green carbonate. The Jewellery is made up of which of the following?
10.When we buy a Jewellery of 22 carat Gold , this means that we are getting a purity of gold with ______?
11.Which among the following is known for a FBTR (fast Breeder Test Reactor) ?
12.The atomic weight of Chlorine is 35. It consists of _______?
(A)17 Protons + 18 Neutrons
(B)17 Neutrons + 18 protons
(C)17 Neutrons + 17 Protons + 1 electron
13.Who among the following suggested that there must be present at least a third type of fundamental particles which should be electrically neutral and possess mass that is nearly equal to Proton? (this led to the discovery of Neutron)
14.Ammonium cynate NH4CNO on heating gives Urea H2NCONH2 . This type of reaction is grouped under ________ ?
15.Which among the following is correct ?
(A)Oxidation takes place at Cathode and Reduction Takes Place at Anode
(B)Oxidation takes place at Anode and Reduction Takes place at Cathode
(C)none of them is correct
16.Which among the following statements about Ozone is INCORRECT?
(A)It is found in the upper atmosphere filters potentially damaging ultraviolet light from reaching the Earth's surface
(B)It is lighter than oxygen that is why it is found in the upper atmosphere
(C)It is an allotrope of oxygen
17.Which among the following is an ionic solid?
18.Hard Water contains which of the following ?
19.The noble gases are a group of chemical elements with very similar properties: under standard conditions, they are all odorless, colorless, monatomic gases, with a very low chemical reactivity. How many Noble gases occur naturally ?
20.Which among the following of a catalyst does not change at the end of a reaction?
(C)Both of them