NEET MCQ for Chemistry 3

NEET MCQ for Chemistry 3

Q.1.Which of the following compounds is not colored yellow?
A) Zn2[Fe(CN)6]
B) K3 [Co(NO2)6]
C) (NH4)3[As(MO3O10)4]
D) BaCrO4

Q.2.The number of radial nodes for 3p orbital is
A) 3
B) 4
C) 2
D) 1

Q.3.To prepare ammonia gas, gaseous mixture of
A) Hydrogen and chlorine is used
B) Hydrogen and nitrogen is used
C) Hydrogen and helium is used
D) Hydrogen and iodine is used

Q.4.An element belongs to period 2 and group 2 the number of valence electrons in the atoms of this element is
A) 2
B) 4
C) 3
D) 1

Q.5.Which one of the following is a self indicator?
A) Phenolphthalein
B) Methyl Orange
C) KMnO4
D) All of the above

Q.6.Which of the following is not a nucleophile?
A) CN-
B) OH-
C) NH3-
D) BF3

Q.7.What is the oxidation state of oxygen in hydrogen peroxide?
A) -1
B) +2
C)  0
D) -2

Q.8.Which cell will measure standard electrode potential of copper electrode?
A) Pt(s)|H2(g,0.1 bar) H+ (aq.,1 M) || Cu2+(aq.,1M)| Cu
B) Pt(s)|H2(g, 1 bar) H+ (aq.,1 M) || Cu2+ (aq.,2 M) |Cu
C) Pt(s)|H2 (g, 1 bar) H+ (aq.,1 M) || Cu2+ (aq.,1 M) | Cu
D) Pt(s)|H2(g, 1 bar) H+ (aq.,0.1 M) || Cu2+ (aq.,1 M)| Cu

Q.9.Which of the following fundamental particle is absent in the hydrogen?
A) Electron
B) Proton
C) Neutron
D) None

Q.10.Addition of an electropositive atom is
A) An oxidation reaction
B) An reduction Reaction
C) An addition reaction
D) A combustion reaction

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.Zone refining is used for the purification of
A) Au
B) Ge
C) Ag
D) Cu

Q.13.Which of the following methods is suitable for preventing an iron frying pan from Rusting?
A) Applying paint
B) Applying grease
C) Applying a coating of zinc.
D) All of the above.

Q.14.The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle?
A) 3 billion years
B) 100 years
C) 0.01 minute
D) 13 days

Q.15.The first ionisation potential of Na is 5.1 eV. The value of electron gains enthalpy of Na+ will be
A) -2.55 eV
B) -5.1 eV
C) -10.2 eV
D) +2.55 eV

Q.16.The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind?
A) 1/6
B) 1/3
C) 1/8
D) 1/4

Q.17.Lysergic acid diethylamide (LSD) is a drug used as a:
A) Steroid
B) Sedative
C) Analgesic
D) Hallucinogen

Q.18.Which among the following acid is used to ascertain, whether pure Ghee has been adulterated with Vanaspati or Margarine?
A) Sulphuric Acid
B) Nitric Acid
C) Hydrochloric Acid
D) Boric Acid

Q.19.A change in which one or more new substances are formed is called.
A) Physical change
B) Chemical change
C) Both of them
D) None

Q.20.Gammaxene, D.D.T. and Bleaching powder are important compounds of
A) Chlorine
B) Nitrogen
C) Sulphur
D) Phosphorus

Q.21.The Potassium graphite and Calcium Graphite can be mostly used as which among the following?
A) Moderators
B) Semiconductors
C) Superconductors
D) Lubricants

Q.22.The mineral containing both magnesium and calcium is
A) Magnesite
B) Calcite
C) Carnallite
D) Dolomite

Q.23.What is Carbamide?
A) A Pesticide
B) A Fertilizer
C) A Textile Dye
D) An Explosive

Q.24.Pearl is mainly made up of which among the following?
A) Protein
B) Calcium Carbonate
C) Silica
D) Sodium Carbonate

Q.25.Graphite, Carbon and Diamonds are_________?
A) Isotopes
B) Isomers
C) Isotones
D) Allotropes

NEET MCQ Chemistry-1
NEET MCQ Chemistry-2
NEET MCQ Chemistry-3
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