NEET MCQ for Chemistry 14

NEET MCQ for Chemistry 14

Q.1.Elements after actinium is called
A) Lanthanides
B) Actinides
C) D-block elements
D) P block elements

Q.2.By passing hydrogen gas through vegetable oil, it is converted in to
A) Butter
B) Ghee
C) Milk
D) None of above

Q.3.The group number and period number respectively of an element with atomic number 8 is
A) 6, 2
B) 16, 2
C) 6, 8
D) 16, 4

Q.4.The compressibility of solid is less than liquid as well as gas, because
A) Intermolecular space is very low
B) Intermolecular attraction is very high
C) Thermal energy is very low
D) All of the above

Q.5.Which of the following is non-reducing sugar?
A) Glucose
B) Sucrose
C) Maltose
D) Lactose

Q.6.Which among the following alloys contain non-metal as one of its constituents?
A) Brass
B) Amalgam
C) Gun metal
D) None of These

Q.7.In the third period of the periodic table the element having smallest size is
A) Na
B) Ar
C) Cl
D) Si

Q.8.Which of the following is thermosetting polymer?
A) Neoprene
C) Nylon-6, 6
D) Bakelite

Q.9.The process of depositing a layer of zinc on iron is called.
A) Ionization
B) Crystallization
C) Galvanization
D) Neutralization

Q.10.The main use of salt in the diet is to
A) Make the taste of food better
B) Produce in small amounts the hydrochloric acid required for the digestion of food
C) Ease the process of cooking
D) Increase the solubility of food particles in water

Q.11.Which of the following is strongly alkaline (13) on pH scale?
A) Bleach
B) Soapy water
C) Ammonia
D) Sea water

Q.12.The monomer of polythene is
A) Vinyl chloride
B) Ethylene
C) Ethyl alcohol
D) None of the above

Q.13.How many parts are of other metals in a 17 carat Gold?
A) 3
B) 5
C) 7
D) 9

Q.14.Which among the following were not discovered by the time, Mendeleev published his periodic table?
A) Lanthanides
B) Actinides
C) Noble Gases
D) Halogens

Q.15.Which among the following is Quick Silver?
A) Aluminum
B) Mercury
C) Lead
D) Zinc

Q.16.Which among the following provides the centripetal force to an electron circulating around the nucleus?
A) Electrostatic forces of repulsion
B) Electrostatic force of attraction
C) Speed of the electron
D) Nuclear charge

Q.17.Which among the following statements about Ozone is INCORRECT?
A) lt is found in the upper atmosphere filters potentially damaging ultraviolet light from reaching the Earth’s surface
B) lt is lighter than oxygen that is why it is found in the upper atmosphere
C) It is an allotrope of oxygen
D) All are correct

Q.18.The mineral containing both magnesium and calcium is
A) Magnesite
B) Calcite
C) Carnallite
D) Dolomite

Q.19.Which among the following is “Fool’s Gold”?
A) Copper Sulphate
B) Iron Sulfide
C) Brass
D) Silver Bromide

Q.20.Which one is an organic Acid?
A) Sulphuric
B) Citric
C) Nitric
D) Phosphoric

Q.21.The colors in the fine cut diamond are because of which among the following?
A) Variance in transparency of diamond
B) Variance in index of refraction
C) Presence of Impurities
D) Existence of definite planer layers

Q.22.What is Calcium sulphate?
A) Epsom salt
B) Blue vitriol
C) Gypsum salt
D) Potash alum

Q.23.The isotope atoms differ in?
A) Number of neutrons
B) Atomic number
C) Number of electrons
D) Atomic weight

Q.24.Which gas is filled in refrigerators?
A) Chlorofluorocarbon
B) Acetylene
C) Methane
D) Butane

Q.25.Bring out the incorrect usage
A) Heavy water – Moderator
B) DDT – Insecticide
C) Methyl Alcohol – Beverage–
D) Liquid Ammonia – Refrigerant

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