NEET MCQ for Chemistry 17
Q.1.Deficiency of vitamin B, causes the disease
Q.2.The product formed by the reaction of an aldehyde with a primary amine is
A) Carboxylic acid
B) Aromatic acid
C) Schiff base
Q.3.IUPAC name of CH3COOH is
A) Ethanoic acid
B) Methanoic acid
C) Acetic acid
Q.4.The second most abundant metal in the earth’s crust is
Q.5.All noble gas molecules are
D) Both A and B
Q.6.The most reactive metal is____.
Q.7.The isomeric pair is
A) Ethane and propane
B) Propane and butane
C) Ethane and ethane
D) Butane and 2-methyl propane
Q.8.The major organic compound formed by the reaction of 1, 1, 1- trichloroethane with silver powder is
B) 2- Butene
Q.9.The most abundant rare gas in the atmosphere is
Q.10.The gas present in the stratosphere which filters out some of the sun’s ultraviolet light and provides an effective shield against radiation damage to living things is
Q.11.The carbonate ores are changed into oxides by heating strongly in limited air.
This process is known as â€
Q.12.Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be
Q.13.The inert gases are____in water
A) Sparingly soluble
D) None of these
Q.14.The intermolecular interaction that is dependent on the inverse cube of distance between the molecules is
A) Ion – ion interaction
B) Ion – dipole interaction
C) London force
D) Hydrogen bond
Q.15.Which one of the following alkaline earth metal sulphates has its hydration enthalpy greater than its lattice enthalpy?
Q.16.Which among the following is the most important characteristic of Noble metals?
B) Non reactive nature
D) Rare availability
Q.17.The term PVC used in the plastic industry stands for
A) Polyvinyl chloride
B) Polyvinyl carbonate
C) Phosphor vanadiu chloride
D) Phosphavinyl chloride
Q.18.Which one of the following is the softest?
Q.19.What is the maximum number of electrons the second energy level can hold?
Q.20.Which of the following is produced during the formation of photochemical smog ?
A) Nitrogen Oxides
Q.21.Gammaxene, D.D.T. and Bleaching powder are important compounds of
Q.22.As we all know that. Gunpowder is a mixture of sulfur, charcoal, and potassium nitrate. Which among these components adds in speeding up the burning of the Gun Powder?
A) Only Potassium Nitrate
B) Only Charcoal
C) Only Sulphur
D) Both Sulphur and Potassium Nitrate
Q.23.Liming is the application of calcium and magnesium rich materials to soil in various forms, including marl, chalk, limestone, or hydrated lime. What is the purpose of liming?
A) Increase the Soil pH
B) Increase the bacteria activity
C) Both A & B
D) Decrease the bacterial activity
Q.24.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.25.Lysergic acid diethylamide (LSD) is a drug used as a :