NEET MCQ for Chemistry 7
Q.1.Which of the following statements about the electron is incorrect?
A) It is a negatively charged particle
B) It is a basic constituent of all atoms.
C) The mass of electron is equal to mass of neutron
D) It is a constituent of cathode rays.
Q.2.The p-block elements belong to which group
A) 1-18
B) 1-13
C) 10-14
D) 13-18
Q.3.An element has an atomic number of 15 with which of the following elements will it show similar chemical properties.
A) Be (4)
B) Ne (10)
C) N (7)
D) O (8)
Q.4.Which of the following undergoes nucleophilic substitution exclusively by SN1 mechanism?
A) Benzyl chloride
B) Ethyl chloride
C) Chlorobenzene
D) Isopropyl chloride
Q.5.The synthesis of alkyl fluoride is best accomplished by
A) Finkelstein reaction
B) Swartz reaction
C) Free radical fluorination
D) Sandmeyers reaction
Q.6.The Natural Sources of Acetic Acid is
A) Curd
B) Orange
C) Tomato
D) Vinegar
Q.7.Which of the following fundamental particle is absent in the hydrogen
A) Electron
B) Proton
C) Neutron
D) None
Q.8.1 Nanometer is equal to
A) 1012 meter
B) 10-12 meter
C) 10-9 meter
D) 10-6 meter
Q.9.The modern periodic table divided into how many blocks
A) 1
B) 2
C) 3
D) 4
Q.10.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.11.The molarity of a solution obtained by mixing 750 mL of 0.5(M)HCI with 250 mL of 2(M)HCI will be
A) 0.875 M
B) 1.00 M
C) 1.75 M
D) 0.975 M
Q.12.The nucleus of an atom consists of
A) Electrons and neutrons
B) Electrons and protons
C) Protons and neutrons
D) All of the above
Q.13.Consider the following
1. Oxides of Hydrogen
2. Oxides of Nitrogen
3. Oxides of Sulphur
Which of the above causes acid rains?
A) 1 and 2
B) 3 Only
C) 2 and 3
D) 1.2 and 3
Q.14.The items amenable to detection by soft x-rays are
A) Contrabands
B) Lead in bullets
C) Narcotics
D) Genuine coins from counterfeit coins
Q.15.The most electropositive elements among the following is
A) Na
B) Ca
C) K
D) Cs
Q.16.The inert gases are_____in water
A) Sparingly soluble
B) Insoluble
C) Soluble
D) None of these
Q.17.The luster of a metal is due to
A) Its high density
B) Its high polishing
C) Its chemical inertness
D) Presence of free electrons
Q.18.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.19.What is hottest part of the gas flame is called?
A) Blue zone
B) Luminous zone
C) Dark zone
D) Non-luminous zone
Q.20.Which one of the following is correct?
A) Unsaturated oils tend to be solid at room temperature
B) Saturated oils tend to be liquid at room temperature
C) Saturated oils tend to be solid at room temperature
D) None of the above
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 correct regarding the alkaline battery?
A) Negative terminal made of Zinc Powder and Positive terminal made of Manganese dioxide & electrolyte is KOH
B) Negative terminal made of Manganese dioxide and Positive terminal made of Zinc powder & electrolyte KOH
C) Negative terminal made of Zinc Powder and Positive terminal made of Manganese dioxide & Electrolyte is Ammonium Chloride
D) Negative terminal made of Manganese dioxide and Positive terminal made of Zinc powder & electrolyte Ammonium Chloride
Q.23.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
D) None of the above
Q.24.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
B) Biofilter method
C) Aerobic filtration
D) anerobic filtration
Q.25.Lysergic acid diethylamide (LSD) is a drug used as a:
A) Steroid
B) Sedative
C) Analgesic
D) Hallucinogen
NEET MCQ Chemistry-1
NEET MCQ Chemistry-2
NEET MCQ Chemistry-3
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