NTSE Chemistry Pollution MCQs
Question: DDT is - a) an antibiotic b) a fertilizer c) a non-degradable pollutant d) dihlorodifluoro titanium Answer: a non-degradable pollutant Question: Lung disease are four times more in urban areas thean rural areas. This is due to the presence of- a) SO2 b) CO2…
NTSE Chemistry Periodic Table MCQs
Question: “The properties of the elements are the periodic function of their atomic numbers”. This statement is given by - a) N. Bohr b) J.W. Dobereiner c) D.I. Mandeleev d) H.G.J. Moseley Answer: D.I. Mandeleev Question: In Lothar Meyer plot, the peaks are occupied by…
NTSE Chemistry Nature Of Matter MCQs
Question: Which of the following statements is/are correct? a) Intermolecular forces of attraction in solids are maximum. b) Intermolecular forces of attraction in gases are minimum c) Intermolecular spaces in solids are minimum d) All of the above Answer: All of the…
NTSE Chemistry Mole Concept MCQs
Question: The total number of protons, electrons and neutrons in 12 g of is - a) 1.084 × 1025 b) 6.022 × 1023 c) 6.022 × 1022 d) 18 Answer: 1.084 × 1025 Question: Which of the following sample contains the maximum number…
NTSE Chemistry Metals and Non Metals MCQs Set B
Question: Glass is soluble in - a) HF b) H2SO4 c) HCIO4 d) Aqua-regia Answer: HF Question: Carborundum is the commercial name of - a) Al2O3 b) SiC c) CaCN2 d) CaC Answer: SiC Question: An inorganic compound (A) made of two most abundantly occurring element in…
NTSE Chemistry Metals and Non Metals MCQs Set A
Question: The most reactive of the following metals is - a) Ca b) AI c) Ni d) Pb Answer: Ca Question: Which pair of following metals do not react with dilute sulphuric acid ? a) Cu and Na b) Au and Pt c) Pb and Au d) Mg and Pt Answer: Au and Pt Question:…
NTSE Chemistry Chemical Equilibrium MCQs
Question: Rate of an endothermic chemical reaction increases on - a) Decreasing the concentration of reactant b) Decreasing the surface area c) Decreasing the temperature d) None of these Answer: Decreasing the temperature Question: The function of an enzyme is a…
NTSE Chemistry Chemical Bonding MCQs
Question: What is the valency of iron in FeCO3 ? a) 1 b) 2 c) 3 d) 4 Answer: 2 Question: A species (X) contains 9 protons, 10 electrons and 11 neutrons. It is - a) a neutral atom. b) an isotope. c) a cation. d) an anion. Answer: an anion. Question: A symbol not only…
NTSE Chemistry Carbon Coal and Petroleum MCQs
Question: The IUPAC name for the compound- a) 4 - Ethyl - 2 - pentene b) 1 - Ethyl - 3 - methyl - 2 - butane c) 3 - Methylhex - 4 - en - 1 yne d) 4 - Methyl - 2 - hexen - 5 yne Answer: 3 - Methylhex - 4 - en - 1 yne Question: Number of and bonds in benzene will be- a)…
NTSE Chemistry Atomic Structure and Nuclear Chemistry MCQs Set B
Question: The triad of nuclei that is isotonic is - a) b) c) d) Answer: Question: Bohr advanced the idea of - a) Stationary electrons b) Stationary nucleus c) Stationary orbits d) Elliptical orbits Answer…
NTSE Chemistry Atomic Structure and Nuclear Chemistry MCQs Set A
Question: The mass of proton is same as that of : a) Carbon atom b) An electron c) Hydrogen ion d) Oxygen atom Answer: Hydrogen ion Question: The ratio of the mass of the proton to the mass of the electron is nearly - a) 2000 b) 4801 c) 1840 d) 8140…
NTSE Chemistry Acids Bases and Salts MCQs
Question: Which of the following represents acid-base pair for the equilibrium reaction ? a) HCI, H2O b) HCI, H3O+ c) HCI, CI- d) CI-, H2O Answer: HCI, CI- Question: The strongest acid of the following is - a) HCI b) H2SO4 c) HCIO4 d) H3PO4…