NEET MCQ for Chemistry 13

NEET MCQ for Chemistry 13

Q.1.The by product of soap is
A) Isoprene
B) Glycerol
C) Isobutene
D) Ethylene glycol

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.Acetaldehyde and benzaldehyde can be distinguished chemically by
A) Benedict’s test
B) Tollen’s reagent test
C) Fehling’s solution test
D) None of above

Q.4.Identify the wrong sequence of the elements in a group
A) Ca, Br, Ba
B) Cu, Ag, Au
C) N, P, AS
D) C1, Br, I

Q.5.How many structural isomers are possible if one hydrogen in diphenyl methane is replaced by chlorine?
A) 8
B) 4 
C) 7
D) 6

Q.6.Which of the following is an amorphous solid?
A) Graphite (C)
B) Quartz glass (SiO2)
C) Zeolite
D) Silicon carbide

Q.7.Which one of the following does not give Cannizzaro reaction?
A) Formaldehyde
B) Acetaldehyde
C) Trimethyl acetaldehyde
D) Benzaldehyde

Q.8.Galvanisation is applying a coating of
A) Cr
B) Cu
C) Zn
D) Pb

Q.9.The mass of one Avogadro number of helium atom is
A) 1.00 Gram
B) 4.00 Gram
C) 8.00 Gram
D) 4 x 6.02 x 1023 Gram

Q.10.The heat energy produced when the human body metabolises 1 gram of fat is
A) 30 KJ
B) 1 KJ
C) 39 KJ
D) 29 KJ

Q.11.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.12.All acids contain
A) H-
B) H+ 
C) N+
D) N-

Q.13.The nucleus of a hydrogen atom consists of
A) 1 Proton only
B) 1 Proton + 2 neutron
C) 1 Neutron only
D) 1 Electron only

Q.14.The inherited traits of an organism are controlled by
A) RNA molecules
B) Nucleotides
C) DNA molecules
D) Enzymes

Q.15.The ore which is found in abundance in India is
A) Monazite
B) Fluorspar
C) Bauxite
D) Magnetite

Q.16.The most malleable metal is
A) Platinum
B) Silver
C) Iron
D) Gold

Q.17.3-Methyl-pent-2-ene on reaction with HBr in presence of peroxide forms an addition product. The number of possible stereoisomers for the product
A) Six
B) Zero
C) Two
D) Four

Q.18.Which among the following statement is correct?
A) Both Melting point & Boiling Point of Heavy water are higher than normal water
B) Both Melting point & Boiling Point of Heavy water are lower than normal water
C) Melting point is higher and Boiling Point is lower than normal water
D) Melting point is lower and Boiling Point is higher than normal water

Q.19.Hard Water contains which of the following?
A) Aluminum
B) Chlorine
C) Calcium
D) Zinc

Q.20.Which is not a type of elements?
A) Metals
B) Non Metals
C) Metalloids
D) Gases

Q.21.Haber process is used to produce which among the following?
A) Potash
B) Ammonia
C) Urea
D) Nitrates

Q.22.Which among the following is a main component of some alert tablets such as Alert, No Doz, Stay Awake & Vivarin?
A) Thein
B) Caffeine
C) Nicotine
D) Catechins

Q.23.The animal which uses sounds as its ‘eyes’ is –
A) Dog
B) Cat
C) Snake
D) Bat 

Q.24.Biogas majorly contains?
A) Ethane
B) Methane
C) Hydrogen

Q.25.Acid rain is due to air pollution by?
A) Carbon dioxide
B) Carbon monoxide
C) Methane
D) Nitrous oxide and Sulphur dioxide

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